Patents-Review.com
ClassID:

139710 ⎘

F02D2041/147 - CPC Classification

Classification description:

Electrical control of supply of combustible mixture or its constituents; Circuit arrangements for generating control signals; Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a hydrogen content or concentration of the exhaust gases

Recent Application in this class:
#1
20230340920
2023-10-26

EXHAUST GAS CONTROL APPARATUS AND EXHAUST GAS CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

 #2
20200149490
2020-05-14

VEHICLE SYSTEM AND A METHOD OF INCREASING EFFICIENCY OF AN ENGINE

 #3
20190120148
2019-04-25

SPARK IGNITION TYPE INTERNAL COMBUSTION ENGINE

 #4
20190063355
2019-02-28

Exhaust system for internal combustion engine

 #5
20170037802
2017-02-09

Internal combustion engine

 #6
20160273463
2016-09-22

Method for operating an internal combustion engine

 #7
20160237875
2016-08-18

Deterioration diagnosis device for an exhaust gas purification apparatus

 #8
20160061138
2016-03-03

Control apparatus for internal combustion engine

 #9
20150176513
2015-06-25

Control of internal combustion engines in response to exhaust gas recirculation system conditions

 #10
20140102383
2014-04-17

Internal combustion engine enhancement device and method

 #11
20120089296
2012-04-12

Method for diagnosing and/or adapting at least one system of a device

 #12
20120031352
2012-02-09

Internal combustion engine enhancement device and method

 #13
20120004828
2012-01-05

Spark ignition type internal combustion engine

 #14
20110056466
2011-03-10

Working gas circulation engine

 #15
20100300382
2010-12-02

Fuel reforming apparatus

 #16
20100287911
2010-11-18

Exhaust gas purification system and exhaust gas purification method

 #17
20100191444
2010-07-29

Hydrogen detecting device and method, and internal combustion engine abnormality deciding device

 #18
20100168986
2010-07-01

Apparatus and method for detecting abnormal air-fuel ratio variation among cylinders of multi-cylinder internal combustion engine

 #19
20090056686
2009-03-05

AIR-FUEL RATIO CONTROL APPARATUS AND METHOD FOR AN INTERNAL COMBUSTION ENGINE

 #20
20090037079
2009-02-05

Air-fuel ratio control apparatus and method for an internal combustion engine

 #21
20090019832
2009-01-22

Exhaust purification system for internal combustion engine and control method of the exhaust purification system

 #22
20080245349
2008-10-09

Internal combustion engine and control method thereof

 #23
20080202449
2008-08-28

Engine System

 #24
20080184701
2008-08-07

Exhaust Gas Purifying Device for Internal Combustion Engine

 #25
20080041034
2008-02-21

EXHAUST GAS PURIFICATION FOR A HYDROGEN ENGINE

 #26
20080028745
2008-02-07

Exhaust gas purification apparatus for internal combustion engine

 #27
20070227518
2007-10-04

Advanced engine management of individual cylinders for control of exhaust species

 #28
20060021331
2006-02-02

Pre-combustors for internal combustion engines and systems and methods therefor

 #29
17807143
2023-07-25

System and method for producing hydrogen gas to supply internal combustion engines