ClassID:

137837

F01N3/101 - CPC Classification

Classification description:

Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust Three-way catalysts

Recent Application in this class:
#1
20260098501
2026-04-09

CONTROLLER FOR INTERNAL COMBUSTION ENGINE

#2
20260043370
2026-02-12

CONTROL SYSTEM FOR ENGINE

#3
20260014520
2026-01-15

PLATINUM PARTITIONING IN CATALYST ARTICLE FOR THREE-WAY CATALYSIS

#4
20260002462
2026-01-01

DEGRADATION DEGREE ESTIMATION SYSTEM

#5
20250376937
2025-12-11

ENHANCED OPERATION OF HYDROGEN AND AMMONIA ENGINES

#6
20250367603
2025-12-04

TWO-LAYER, THREE-WAY CATALYST WITH SIGNIFICANTLY IMPROVED CO CONVERSION

#7
20250360498
2025-11-27

CATALYST-LOADED HONEYCOMB ARTICLE HAVING IN-WALL AND ON-WALL CATALYST DEPOSITION AND METHOD OF MANUFACTURE

#8
20250354513
2025-11-20

CONTROL METHOD AND CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

#9
20250347256
2025-11-13

Multifuel Automotive Engine-Derived Systems for Clean Grid Load Balancing and Non-Grid Electricity Applications

#10
20250312778
2025-10-09

TERNARY PLATINUM ALLOYS WITH TRANSITION METALS FOR ENHANCED OXIDATION ACTIVITY

#11
20250312740
2025-10-09

GASOLINE PARTICULATE FILTER

#12
20250312739
2025-10-09

EXHAUST GAS SYSTEM FOR PREDOMINANTLY STOICHIOMETRICALLY OPERATED INTERNAL COMBUSTION ENGINES, COMPRISING A CATALYST FOR REDUCING AMMONIA EMISSIONS

#13
20250303402
2025-10-02

CATALYTIC WALL FLOW FILTER

#14
20250297564
2025-09-25

SYSTEMS AND METHODS FOR MEASURING EXHAUST GAS SPECIES AND CATALYST NOX STORAGE FOR CATALYST-RELATED CONTROLS AND DIAGNOSTICS

#15
20250288938
2025-09-18

HYDROCARBON TRAP, EXHAUST PURIFICATION DEVICE AND HYBRID VEHICLE

#16
20250198316
2025-06-19

GASOLINE PARTICULATE FILTER

#17
20250188858
2025-06-12

SYSTEM FOR CATALYZING AND DEGREASING TAIL GAS

#18
20250188857
2025-06-12

THREE-WAY CATALYTIC CONVERTER AND DEVICE FOR PROCESSING TAIL GAS

#19
20250186968
2025-06-12

ADSORBENT, ITS PREPARATION AND USE

#20
20250163864
2025-05-22

APPARATUS AND METHOD FOR LAMBDA CONTROL OF SPARK-IGNITION ENGINES, AND MOTOR VEHICLE

#21
20250092814
2025-03-20

SYSTEMS AND METHODS FOR CATALYST HEALTH DIAGNOSING AND FUEL SYSTEM CONTROL IMPROVEMENT

#22
20250092813
2025-03-20

METHOD FOR ASCERTAINING AN OPERATING STATE OF A BURNER

#23
20250091004
2025-03-20

GASOLINE PARTICULATE FILTER

#24
20250083102
2025-03-13

EXHAUST GAS PURIFICATION CATALYST

#25
20250075650
2025-03-06

EXHAUST GAS TREATMENT SYSTEM FOR CONTROLLING HYDROCARBON ADSORPTION/DESORPTION IN HYDROCARBON TRAP

#26
20250050318
2025-02-13

RHODIUM-FREE TWC CATALYTIC ARTICLE

#27
20250001405
2025-01-02

CATALYST FOR EXHAUST GAS PURIFICATION AND EXHAUST GAS PURIFICATION METHOD USING SAME

#28
20240426254
2024-12-26

Startup control method for in-cylinder direct injection spark ignition internal combustion engine, and internal combustion engine system

#29
20240424445
2024-12-26

ZONED THREE-WAY CONVERSION CATALYSTS COMPRISING PLATINUM, PALLADIUM, AND RHODIUM

#30
20240410308
2024-12-12

Method for monitoring regeneration of a particulate filter in the exhaust gas system of an internal combustion engine

#31
20240408530
2024-12-12

METHOD FOR MONITORING A REGENERATION OF A PARTICULATE FILTER IN THE EXHAUST SYSTEM OF AN INTERNAL COMBUSTION ENGINE

#32
20240399309
2024-12-05

CATALYTIC WALL FLOW FILTER

#33
20240392715
2024-11-28

Catalytic system comprising antimony-containing catalyst

#34
20240369009
2024-11-07

EXHAUST GAS PURIFICATION SYSTEM FOR PURIFYING EXHAUST GASES OF GASOLINE ENGINES

#35
20240328338
2024-10-03

Catalyst temperature control apparatus and catalyst temperature control method

#36
20240328336
2024-10-03

Exhaust gas after-treatment device and propulsion system including the device

#37
20240318588
2024-09-26

Exhaust gas system for purifying exhaust gases of gasoline engine

#38
20240318587
2024-09-26

Exhaust gas purification system for purifying exhaust gases of internal combustion engines

#39
20240318586
2024-09-26

Method for evaluating an exhaust NOx sensor in the exhaust system of spark ignition internal combustion engine

#40
20240316497
2024-09-26

EXHAUST GAS PURIFYING CATALYST

#41
20240309824
2024-09-19

ENGINE CONTROLLER

#42
20240309790
2024-09-19

Purification system

#43
20240287945
2024-08-29

Multifuel Automotive Engine-Derived Systems for Clean Grid Load Balancing and Non-Grid Electricity Applications

#44
20240287923
2024-08-29

Catalytic wall flow filter

#45
20240269613
2024-08-15

TRANSITION METAL INCORPORATED ALUMINA FOR IMPROVED THREE WAY CATALYSTS

#46
20240269612
2024-08-15

SULFUR-CONTAINING ORGANIC COMPOUND ASSISTED METAL NANOPARTICLE SYNTHESIS FOR THREE-WAY CATALYSIS APPLICATION

#47
20240262341
2024-08-08

CONSTANT ENGINE TORQUE STRATEGY FOR AN IMPROVED CATALYST HEATING PHASE

#48
20240253018
2024-08-01

LAYERED CATALYSTS FOR PURIFYING EXHAUST GAS STREAMS AND METHODS OF MAKING THE SAME

#49
20240238725
2024-07-18

CATALYST COMPOSITION

#50
20240229699
2024-07-11

FILTER ABNORMALITY DETERMINATION SYSTEM

#51
20240191648
2024-06-13

V-type engine, outboard motor, and watercraft

#52
20240189771
2024-06-13

PLATINUM-CONTAINING THREE-WAY CATALYST FOR CLOSE-COUPLED ENGINE APPLICATION

#53
20240175382
2024-05-30

Reduction of tailpipe emissions from gasoline internal combustion engines with a combination of sorbents

#54
20240167410
2024-05-23

CATALYTIC ARTICLE COMPRISING VANADIUM-BASED CATALYST AND MOLECULAR SIEVE-BASED CATALYST

#55
20240149251
2024-05-09

EXHAUST GAS PURIFICATION CATALYST COMPOSITION AND EXHAUST GAS PURIFICATION CATALYST

#56
20240149249
2024-05-09

TWC ACTIVITY USING RHODIUM/PLATINUM AND TANNIC ACID AS A COMPLEXING AND REDUCING AGENT

#57
20240133332
2024-04-25

FILTER ABNORMALITY DETERMINATION SYSTEM

#58
20240133327
2024-04-25

Exhaust gas joule heater

#59
20240123403
2024-04-18

CATALYST FOR THE ABATEMENT OF AMMONIA FROM THE EXHAUST OF GASOLINE INTERNAL COMBUSTION ENGINES

#60
20240110494
2024-04-04

TINY TRANSITION METAL INCORPORATED CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS

#61
20240109055
2024-04-04

Transition metal incorporated alumina for improved three way catalysts

#62
20240109035
2024-04-04

CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS

#63
20240077009
2024-03-07

SYSTEMS AND METHODS FOR MEASURING EXHAUST GAS SPECIES AND SCR CATALYST NOX STORAGE FOR SCR-RELATED CONTROLS AND DIAGNOSTICS

#64
20240060441
2024-02-22

Catalyst with magnetic ferrite support material

#65
20240058791
2024-02-22

PLATINUM GROUP METAL CATALYST COMPOSITION FOR TWC APPLICATION

#66
20240044276
2024-02-08

Straddled vehicle

#67
20240035408
2024-02-01

Method for controlling an internal combustion engine including at least one exhaust-gas aftertreatment component having an electric heating element

#68
20240018891
2024-01-18

Exhaust gas purification system

#69
20240001343
2024-01-04

PLATINUM ENRICHED MULTI-REGION CATALYSTS FOR CNG ENGINE EXHAUST GAS TREATMENTS

#70
20240001299
2024-01-04

EXHAUST GAS PURIFICATION SYSTEM FOR STOICHIOMETRIC-COMBUSTION ENGINES

#71
20230417202
2023-12-28

Controller and control method for vehicle

#72
20230407777
2023-12-21

Exhaust gas aftertreatment device

#73
20230398532
2023-12-14

THREE-WAY DIESEL CATALYST FOR COLD START TECHNOLOGY

#74
20230383686
2023-11-30

Exhaust catalyst management apparatus to be applied to vehicle

#75
20230383681
2023-11-30

Selective catalytic reduction catalyst pre-heating burner assembly and method of controlling burner emissions

#76
20230366338
2023-11-16

Exhaust gas purification apparatus

#77
20230364596
2023-11-16

CATALYST SUBSTRATE COMPRISING MAGNETIC MATERIAL ADAPTED FOR INDUCTIVE HEATING

#78
20230364588
2023-11-16

ZONED TWC CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS

#79
20230356198
2023-11-09

Catalyst Composition Comprising Ferrite-Based Magnetic Material Adapted for Inductive Heating

#80
20230340899
2023-10-26

EXHAUST GAS PURIFICATION SYSTEM FOR A GASOLINE ENGINE

#81
20230338940
2023-10-26

PERFORMANCE ENHANCEMENT OF A PLATINUM-CONTAINING CATALYST VIA EXHAUST GAS HYDROGEN ENRICHMENT

#82
20230338928
2023-10-26

Three-way catalyst with reduced palladium loading and method of making the three-way catalyst

#83
20230332524
2023-10-19

Exhaust gas joule heater

#84
20230330653
2023-10-19

THREE-WAY CONVERSION CATALYTIC ARTICLE

#85
20230330640
2023-10-19

Particulate Filter

#86
20230321635
2023-10-12

THREE-WAY CONVERSION CATALYST COMPOSITION COMPRISING PLATINUM-RHODIUM BIMETALLIC COMPONENTS

#87
20230304428
2023-09-28

Exhaust Gas Processing Device

#88
20230296040
2023-09-21

Three-way catalytic converter preheating control method and system, vehicle and storage medium

#89
20230287822
2023-09-14

Exhaust treatment system for dual fuel engines

#90
20230285899
2023-09-14

Catalytically active particulate filter

#91
20230278019
2023-09-07

Catalyst for exhaust gas purification and manufacturing method thereof

#92
20230277986
2023-09-07

Exhaust Gas Purification Catalyst

#93
20230271168
2023-08-31

Dual dispersed MOx-CuOx/CoOsupported metal oxide catalysts for direct NOx decomposition

#94
20230271161
2023-08-31

Coated composites of AlO—CeO/ZrOand a method for their production

#95
20230265772
2023-08-24

Exhaust system for an ammonia-burning combustion engine

#96
20230258140
2023-08-17

Method, computing unit, and computer program for operating an internal-combustion engine

#97
20230256418
2023-08-17

THREE-WAY CATALYST HAVING LOW NH3 FORMATION AND PREPARATION METHOD THEREFOR

#98
20230250747
2023-08-10

Accelerated catalyst reactivation control strategy for gasoline vehicle emissions system in conjunction with N2 selective catalyst to minimize NOX remake

#99
20230241587
2023-08-03

Surface-modified alumina compound for gasoline exhaust gas applications

#100
20230241585
2023-08-03

Surface-modified ceria-zirconia mixed oxide compound for gasoline exhaust

#101
20230235712
2023-07-27

Method for heating an exhaust gas aftertreatment component, and internal combustion engine

#102
20230226490
2023-07-20

HIGH ENTROPY RARE EARTH OXIDES FOR EMISSIONS CONTROL

#103
20230212994
2023-07-06

Methods and systems for controlling selective catalytic reductant catalyst of a gasoline engine

#104
20230212970
2023-07-06

Device for electrically heating an exhaust gas catalyst

#105
20230203978
2023-06-29

EHC line leakage diagnosis method and vehicle exhaust system thereof

#106
20230203974
2023-06-29

CATALYST LOADED HONEYCOMB BODIES MADE FROM BEADS WITH OPEN POROSITY

#107
20230201812
2023-06-29

AMMONIA ADSORPTION CATALYST AND PREPARATION METHOD AND USE THEREOF

#108
20230191372
2023-06-22

CATALYST FOR PARTICULATE COMBUSTION IN GASOLINE EMISSION TREATMENT SYSTEMS

#109
20230174048
2023-06-08

VEHICLE CONTROL SYSTEM

#110
20230158482
2023-05-25

Emissions Treatment Articles With Magnetic Susceptor Material and Catalytic Material

#111
20230149909
2023-05-18

PEROVSKITE CATALYSTS AND USES THEREOF

#112
20230147850
2023-05-11

AN EMISSION CONTROL CATALYST ARTICLE WITH PGM-GRADIENT ARCHITECTURE

#113
20230134097
2023-05-04

Systems and methods for burner use for lambda control with gasoline engine

#114
20230113708
2023-04-13

Zoned catalysts for CNG engine exhaust gas treatments with improved ammonia emission control

#115
20230070493
2023-03-09

TWC CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS

#116
20230070291
2023-03-09

Transition metal incorporated alumina for improved three way catalysts

#117
20230061467
2023-03-02

Method, processing unit, and computer program for ascertaining an air volume provided by means of an electric air pump in an exhaust system of an internal combustion engine

#118
20230049218
2023-02-16

Internal combustion engine

#119
20230045409
2023-02-09

Double-layer three-way catalyst with further improved ageing stability

#120
20230042829
2023-02-09

Multifuel automotive engine-derived systems for clean grid load balancing and non-grid electricity applications

#121
20230036970
2023-02-02

EXHAUST GAS PURIFICATION CATALYST

#122
20230036865
2023-02-02

Control device for internal combustion engine

#123
20230018328
2023-01-19

ANIONIC PGM CARBOXYLATE ASSISTED PGM NANOPARTICLE SYNTHESIS FOR EXHAUST GAS TREATMENT APPLICATIONS

#124
20230001391
2023-01-05

EXHAUST GAS PURIFICATION CATALYST

#125
20230001387
2023-01-05

CATALYST FOR SIMULTANEOUSLY INHIBITING EMISSION OF AMMONIA AND NITROUS OXIDE

#126
20220412241
2022-12-29

Exhaust gas processing device

#127
20220410136
2022-12-29

Honeycomb structure, exhaust gas purification catalyst, and exhaust gas purification system

#128
20220410129
2022-12-29

A CATALYST ARTICLE FOR CAPTURING PARTICULATE MATTER

#129
20220403767
2022-12-22

Control device and control method for internal combustion engine

#130
20220401925
2022-12-22

TWC activity using rhodium/platinum and tannic acid as a complexing and reducing agent

#131
20220387975
2022-12-08

AMMONIA DEPOSITION PRECIPITATION PROCESS FOR PRODUCING A COPPER-NICKEL/GAMMA-ALUMINA CATALYST, SAID CATALYST AND ITS USE IN THE CONVERSION OF EXHAUST GASES

#132
20220363603
2022-11-17

Cerium-zirconium-aluminum-based composite material, cGPF catalyst and preparation method therefor

#133
20220349329
2022-11-03

Exhaust-gas aftertreatment system for an internal combustion engine

#134
20220345513
2022-10-27

System and method for placeshifting media playback

#135
20220341359
2022-10-27

Accelerated catalyst reactivation control strategy for gasoline vehicle emissions system in conjunction with N2 selective catalyst to minimize NOX remake

#136
20220314210
2022-10-06

Honeycomb structure

#137
20220298942
2022-09-22

Exhaust gas purification catalyst

#138
20220297095
2022-09-22

PREPARATION OF SUPPORTED METAL NANOPARTICLES USING POLYAMINE FOR THREE-WAY CATALYSIS APPLICATION

#139
20220290636
2022-09-15

Trigeneration system using DME

#140
20220282655
2022-09-08

Method and device for exhaust gas aftertreatment in an internal combustion engine

#141
20220280919
2022-09-08

NOx STORAGE MATERIAL

#142
20220275742
2022-09-01

Method for purifying exhaust gas and electronic device therefor

#143
20220268196
2022-08-25

Vehicle control method and vehicle control device

#144
20220258148
2022-08-18

Plugged honeycomb structure

#145
20220251989
2022-08-11

Method for operating an exhaust gas cleaning system arranged in the exhaust line of an internal combustion engine, and exhaust gas cleaning system

#146
20220250038
2022-08-11

Catalyst Material for Methane Removal

#147
20220250037
2022-08-11

EXHAUST GAS PURIFICATION CATALYST DEVICE

#148
20220247616
2022-08-04

System and method for placeshifting media playback

#149
20220234030
2022-07-28

Exhaust gas purification catalyst and exhaust gas purification system using the exhaust gas purification catalyst

#150
20220228520
2022-07-21

Exhaust gas purification system

#151
20220213844
2022-07-07

Engine control device

#152
20220213826
2022-07-07

Exhaust aftertreatment system

#153
20220212178
2022-07-07

METAL OXIDE NANOPARTICLES BASED CATALYST AND METHOD OF MANUFACTURING AND USING THE SAME

#154
20220212173
2022-07-07

Exhaust gas cleaning catalyst structure and production method therefor

#155
20220212170
2022-07-07

CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE

#156
20220212169
2022-07-07

AUTOMOTIVE 3-WAY CATALYST SYSTEM CONTAINING A TAIL PIPE CATALYST

#157
20220203339
2022-06-30

LAYERED CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE

#158
20220203337
2022-06-30

Exhaust gas-purification catalyst having multi-layer structure including precious metal thin layer as top layer, and method for producing same

#159
20220195954
2022-06-23

Use of different pneumatic cylinder spring types in a variable displacement engine for engine and aftertreatment system temperature control

#160
20220193649
2022-06-23

Exhaust purification filter

#161
20220193639
2022-06-23

LAYERED TRI-METALLIC CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE

#162
20220186643
2022-06-16

EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE

#163
20220178290
2022-06-09

Exhaust gas heating unit

#164
20220170400
2022-06-02

Methods and system for controlling selective catalytic reductant catalyst of a gasoline engine

#165
20220170397
2022-06-02

Exhaust purification filter

#166
20220168721
2022-06-02

CATALYTICALLY ACTIVE PARTICULATE FILTER

#167
20220161236
2022-05-26

LAYERED TRI-METALLIC CATALYTIC ARTICLE AND METHOD OF MANUFACTURING THE CATALYTIC ARTICLE

#168
20220161226
2022-05-26

Hydrocarbon adsorption and desorption complex comprising zeolite with controlled cation ratio and preparation method therefor

#169
20220154615
2022-05-19

Systems and methods for measuring exhaust gas species and SCR catalyst NOx storage for SCR-related controls and diagnostics

#170
20220154612
2022-05-19

Catalyzed gasoline particulate filter

#171
20220152591
2022-05-19

Layered TWC

#172
20220136417
2022-05-05

TWC catalysts for gasoline engine exhaust gas treatments

#173
20220134314
2022-05-05

Tri-metal PGM catalysts for gasoline engine exhaust gas treatments

#174
20220127994
2022-04-28

Exhaust gas electrochemical energy recovery system

#175
20220120230
2022-04-21

Noise, vibration and harshness reduction in a skip fire engine control system

#176
20220120202
2022-04-21

Exhaust gas aftertreatment system, and method for the exhaust gas aftertreatment of an internal combustion engine

#177
20220118405
2022-04-21

Monometallic rhodium-containing four-way conversion catalysts for gasoline engine emissions treatment systems

#178
20220112857
2022-04-14

Engine controller

#179
20220111366
2022-04-14

Perovskite catalysts and uses thereof

#180
20220106905
2022-04-07

Low-pressure EGR system with turbo bypass

#181
20220099008
2022-03-31

CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS

#182
20220088575
2022-03-24

CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS AND THEIR NOVEL SYNTHESES

#183
20220072515
2022-03-10

TWC catalysts containing high dopant support

#184
20220065149
2022-03-03

EXHAUST GAS PURIFICATION SYSTEM WITH AIR INJECTION

#185
20220065147
2022-03-03

Exhaust gas processing device

#186
20220064017
2022-03-03

Nanocrystal-sized cerium-zirconium-aluminum oxide material and method of making the same

#187
20220055021
2022-02-24

LAYERED THREE-WAY CONVERSION (TWC) CATALYST AND METHOD OF MANUFACURING THE CATALYST

#188
20220042471
2022-02-10

Methods and systems for heating an after treatment device via an internal combustion engine

#189
20220042436
2022-02-10

Exhaust gas purification filter

#190
20220040676
2022-02-10

Monolith substrate, method for producing monolith substrate, and exhaust gas purification catalyst comprising monolith substrate

#191
20220025796
2022-01-27

Catalytic article and methods of manufacturing and using the same

#192
20220010716
2022-01-13

System and method for low CO emission engine

#193
20220010714
2022-01-13

Nitrous oxide removal catalysts for exhaust systems

#194
20220010708
2022-01-13

Exhaust gas purification apparatus and method for controlling the same

#195
20220003179
2022-01-06

Methods and systems for an aftertreatment system

#196
20220003139
2022-01-06

Exhaust gas purification system for a gasoline engine

#197
20220001370
2022-01-06

Layered catalysts composition and catalytic article and methods of manufacturing and using the same

#198
20210404357
2021-12-30

PARTICLE FILTER WITH A PLURALITY OF COATINGS

#199
20210394162
2021-12-23

Ammonia deposition precipitation process for producing a copper-nickel/gamma-alumina catalyst, said catalyst and its use in the conversion of exhaust gases

#200
20210394159
2021-12-23

Bi-metallic three-way catalyst materials and appurtenant devices and systems

#201
20210388748
2021-12-16

Exhaust gas purification system for a gasoline engine

#202
20210387170
2021-12-16

Exhaust treatment system including nickel-containing catalyst

#203
20210381415
2021-12-09

Exhaust gas purification system for a gasoline engine

#204
20210381413
2021-12-09

Particulate filter

#205
20210379567
2021-12-09

Layered TWC

#206
20210379529
2021-12-09

Exhaust gas purification system for a gasoline engine

#207
20210372309
2021-12-02

Method for adapting an amount of reductant for controlling the nitrogen oxide pollution of gases in a motor exhaust line

#208
20210363931
2021-11-25

Use of different pneumatic cylinder spring types in a variable displacement engine for engine and aftertreatment system temperature control

#209
20210355851
2021-11-18

Oxygen storage and release material, catalyst, exhaust gas purification system, and exhaust gas treatment method

#210
20210354111
2021-11-18

Mixed oxide with improved reducibility

#211
20210348537
2021-11-11

Exhaust gas purification system for a gasoline engine

#212
20210348534
2021-11-11

Base metal doped zirconium oxide catalyst support materials

#213
20210346878
2021-11-11

Three-zone two-layer TWC catalyst in gasoline waste gas applications

#214
20210339228
2021-11-04

Three-way conversion catalyst in gasoline-natural gas applications

#215
20210332734
2021-10-28

Control device for exhaust system

#216
20210332731
2021-10-28

Exhaust gas purification system for a gasoline engine

#217
20210331142
2021-10-28

Multi-region catalysts for CNG engine exhaust gas treatments with improved ammonia leakage control

#218
20210324774
2021-10-21

Exhaust gas purification system for a gasoline engine

#219
20210310434
2021-10-07

Split lambda fueling operation systems and methods

#220
20210310392
2021-10-07

Exhaust gas energy recovery converter

#221
20210310391
2021-10-07

Exhaust gas purification catalyst device

#222
20210301709
2021-09-30

State estimation apparatus

#223
20210301702
2021-09-30

EXHAUST GAS JOULE HEATER

#224
20210301698
2021-09-30

MULTI-REGION TWC CATALYSTS FOR GASOLINE ENGINE EXHAUST GAS TREATMENTS WITH IMPROVED H2S ATTENUATION

#225
20210300778
2021-09-30

Nanocrystal-sized cerium-zirconium oxide material and method of making the same

#226
20210299647
2021-09-30

Tin incorporated catalysts for gasoline engine exhaust gas treatments

#227
20210299637
2021-09-30

OXYGEN STORAGE CAPACITY MATERIAL

#228
20210299632
2021-09-30

Mixed oxide and its use as NOx adsorber

#229
20210293168
2021-09-23

Four-way conversion catalyst for the treatment of an exhaust gas stream

#230
20210293166
2021-09-23

Honeycomb structure, exhaust gas purifying device and exhaust system

#231
20210291157
2021-09-23

Honeycomb structure and exhaust gas purifying device

#232
20210276001
2021-09-09

Method for manufacturing catalyst and catalyst

#233
20210270165
2021-09-02

LNT layered catalyst for lean burn gasoline engine and exhaust gas purification apparatus using the same

#234
20210262371
2021-08-26

Twc catalysts for gasoline engine exhaust gas treatments

#235
20210254535
2021-08-19

Exhaust gas purification device

#236
20210254529
2021-08-19

Exhaust gas purification device

#237
20210239058
2021-08-05

Method of controlling temperature of exhaust purification device of internal combustion engine, and internal combustion engine control device

#238
20210239025
2021-08-05

Method for exhaust gas aftertreatment, and exhaust gas aftertreatment system

#239
20210239018
2021-08-05

Coated wall-flow filter

#240
20210215075
2021-07-15

Method for managing the lightoff of a pollution-control catalytic converter

#241
20210213425
2021-07-15

THREE-WAY-CATALYST

#242
20210207513
2021-07-08

Co clean-up catalyst, after treatment system and after treatment method

#243
20210207512
2021-07-08

Control device for exhaust purging system

#244
20210205788
2021-07-08

Multi-region TWC catalysts for gasoline engine exhaust gas treatments

#245
20210189948
2021-06-24

Internal combustion engine for a motor vehicle, more particularly for a motor car, and method for operating such an internal combustion engine

#246
20210189941
2021-06-24

Diagnostic method and device for checking the functionality of a component for exhaust-gas aftertreatment

#247
20210189940
2021-06-24

Exhaust gas purification system for vehicle

#248
20210164375
2021-06-03

Exhaust gas purification system

#249
20210148270
2021-05-20

Lean-burn engine after-treatment system

#250
20210140394
2021-05-13

Low-pressure EGR system with turbo bypass

#251
20210138447
2021-05-13

Coated wall-flow filter

#252
20210131340
2021-05-06

Exhaust system for engine

#253
20210115869
2021-04-22

Air-fuel ratio control system and air-fuel ratio control method

#254
20210115830
2021-04-22

Thermal- and photo-assisted aftertreatment of nitrogen oxides

#255
20210108583
2021-04-15

Controller and control method for internal combustion engine

#256
20210102507
2021-04-08

Methods and systems for catalyst monitoring enablement

#257
20210101139
2021-04-08

Three-zone two-layer TWC catalyst in gasoline waste gas applications

#258
20210095589
2021-04-01

Exhaust gas purification apparatus

#259
20210095390
2021-04-01

Preparation method of coating material, coating material, catalyst and three-way catalytic converter

#260
20210086135
2021-03-25

Catalytically active particulate filter

#261
20210086134
2021-03-25

Catalytically active particulate filter

#262
20210079827
2021-03-18

System and method for exhaust gas aftertreatment of an internal combustion engine

#263
20210079822
2021-03-18

Catalytically active particulate filter

#264
20210071624
2021-03-11

Engine system

#265
20210071558
2021-03-11

Method of making mesoporous oxygen storage materials for exhaust gas treatment; said oxygen storage materials and their use

#266
20210069690
2021-03-11

NOx-trapping catalyst having non-platinum-group-metal NOx-trapping layer

#267
20210069680
2021-03-11

Catalyst comprising ceria-zirconia-oxygen storage material and process for its production

#268
20210069678
2021-03-11

Single-layer 3-way catalytic converter

#269
20210063270
2021-03-04

Method of estimating oxygen storage capacity of catalyst

#270
20210060487
2021-03-04

Exhaust gas purification catalyst body

#271
20210054792
2021-02-25

Internal combustion engine system

#272
20210054774
2021-02-25

Catalyst deterioration diagnosis system and catalyst deterioration diagnosis method

#273
20210053033
2021-02-25

Platinum-containing catalyst systems

#274
20210046454
2021-02-18

Inorganic oxide

#275
20210040922
2021-02-11

Stoichiometric engine system utilizing three-way catalyst upstream of turbine

#276
20210040873
2021-02-11

Method for heating a catalytic converter and exhaust gas aftertreatment system

#277
20210033009
2021-02-04

EXHAUST GAS CONTROL APPARATUS, EXHAUST GAS CONTROL SYSTEM AND METHOD FOR PRODUCING EXHAUST GAS CONTROL APPARATUS

#278
20210025303
2021-01-28

Exhaust gas aftertreatment system and method for exhaust gas aftertreatment in an internal combustion engine

#279
20210023542
2021-01-28

Integrated catalyst system for stoichiometric-burn natural gas vehicles and preparation method therefor

#280
20210016257
2021-01-21

Exhaust treatment system including nickel-containing catalyst

#281
20210003057
2021-01-07

Method for operating a petrol engine, in particular of a motor vehicle, and motor vehicle

#282
20200408141
2020-12-31

Low-pressure EGR system with turbo bypass

#283
20200406234
2020-12-31

Catalyst for gasoline engine exhaust gas aftertreatment

#284
20200400088
2020-12-24

SYSTEMS AND METHODS FOR CONTROLLING AN ENGINE BASED ON AFTERTREATMENT SYSTEM CHARACTERISTICS

#285
20200391187
2020-12-17

Multi-region TWC for treatment of exhaust gas from gasoline engine

#286
20200391186
2020-12-17

EXHAUST GAS CLEANING CATALYST, EXHAUST GAS CLEANING METHOD, AND EXHAUST GAS CLEANING SYSTEM

#287
20200386178
2020-12-10

Exhaust gas purification system for vehicle and method of controlling the same

#288
20200384446
2020-12-10

Phosphorus compound-containing exhaust gas purifying catalyst

#289
20200370458
2020-11-26

Method and system of controlling oxygen purge of three-way catalyst

#290
20200368727
2020-11-26

Four-way conversion catalyst having improved filter properties

#291
20200362741
2020-11-19

EXHAUST SYSTEM INCLUDING PATICULATE FILTER WITH OXIDATION ZONE CAPABLE OF GENERATING NO2 UNDER LEAN CONDITIONS

#292
20200360901
2020-11-19

Exhaust gas-purifying three-way catalyst

#293
20200355108
2020-11-12

VEHICLE POLLUTANT EMISSIONS MEASUREMENT METHOD USING AN ON-BOARD SYSTEM

#294
20200353447
2020-11-12

Exhaust gas-purifying three-way catalyst and method for producing same, and integral structure type exhaust gas-purifying catalyst

#295
20200353445
2020-11-12

PGM nanoparticles TWC catalysts for gasoline exhaust gas applications

#296
20200353410
2020-11-12

Four-way conversion catalyst having improved filter properties

#297
20200347769
2020-11-05

Method and control device for controlling a fill level of a storage device of a catalytic converter for an exhaust gas component when the probe is not ready for operation

#298
20200347763
2020-11-05

NIOBIUM OXIDE DOPED MATERIALS AS RHODIUM SUPPORTS FOR THREE-WAY CATALYST APPLICATION

#299
20200346166
2020-11-05

Catalyst article, method and use

#300
20200330964
2020-10-22

Hydrogen-producing catalyst and exhaust gas purifying catalyst using same