ClassID:

169012

G01N33/005 - page 2 - CPC Classification

Classification description:

Investigating or analysing materials by specific methods not covered by groups -; Gaseous mixtures, e.g. polluted air; General constructional details of gas analysers, e.g. portable test equipment concerning the detector; Specially adapted to detect a particular component for H

Recent Application in this class:
#301
20120272720
2012-11-01

Heatable gas sensor and method for the production thereof

#302
20120247191
2012-10-04

Combined hydrogen and pressure sensor assembly

#303
20120227466
2012-09-13

METHODS FOR DETECTION OF ACETYLENE ON BIMETALLIC SENSORS

#304
20120217550
2012-08-30

Gas sensor

#305
20120214249
2012-08-23

Optical gas sensor for use with electrical equipment and methods of assembling same

#306
20120174989
2012-07-12

Method of measuring characteristics of critical orifice type constant flow rate instrument for use in multistage dilution mechanism

#307
20120153360
2012-06-21

METHOD AND DEVICE FOR REGENERATING A HYDROGEN SENSOR

#308
20120125770
2012-05-24

HYDROGEN GAS SENSOR

#309
20120098360
2012-04-26

System having fiber optic purity sensor

#310
20120085145
2012-04-12

Sensors and devices containing ultra-small nanowire arrays

#311
20120037516
2012-02-16

Hydrogen sensing apparatus and method

#312
20120006097
2012-01-12

METHOD AND APPARATUS FOR MONITORING GAS CONCENTRATION

#313
20110302993
2011-12-15

Function test of fuel cell exhaust gas stream hydrogen sensor by generating defined hydrogen pulses while driving and at regular service with fuel cell system immanent devices

#314
20110300637
2011-12-08

Polyaniline nanofiber hydrogen sensors

#315
20110259083
2011-10-27

Hydrogen sensor and method of manufacturing the same

#316
20110228275
2011-09-22

Fiber optic hydrogen purity sensor and system

#317
20110199604
2011-08-18

OPTICAL FIBER HYDROGEN DETECTION SYSTEM AND METHOD

#318
20110184657
2011-07-28

Hydrogen sensor

#319
20110174052
2011-07-21

Hydrogen sensor assembly

#320
20110158854
2011-06-30

HYDROGEN CONCENTRATION MEASURING INSTRUMENT

#321
20110126612
2011-06-02

GAS SENSOR

#322
20110088456
2011-04-21

NORMALIZED HYDROGEN SENSING AND METHODS OF FABRICATING A NORMALIZED HYDROGEN SENSOR

#323
20110079074
2011-04-07

HYDROGEN CHLORINE LEVEL DETECTOR

#324
20110023580
2011-02-03

Hydrogen sensor with dew condensation prevention

#325
20110017597
2011-01-27

METHOD FOR FABRICATING HYDROGEN ELECTROCHEMICAL SENSOR USING TETRAMETHYLAMMONIUM HYDROXIDE PENTAHYDRATE

#326
20100332147
2010-12-30

System for estimating a gas concentration in a mixed atmosphere

#327
20100300382
2010-12-02

Fuel reforming apparatus

#328
20100290050
2010-11-18

Hydrogen Sensor

#329
20100272611
2010-10-28

Gas sensor with improved selectivity

#330
20100269569
2010-10-28

Hydrogen gas detection using single palladium nanowires

#331
20100229628
2010-09-16

Gas concentration detection device

#332
20100212403
2010-08-26

Fabrication method for a room temperature hydrogen sensor

#333
20100187109
2010-07-29

Proton acceptance type sensor, hydrogen gas sensor and acid sensor

#334
20100178209
2010-07-15

Hydrogen Sensor

#335
20100166614
2010-07-01

HYDROGEN-GAS CONCENTRATION SENSOR AND HYDROGEN-GAS CONCENTRATION MEASURING DEVICE

#336
20100108529
2010-05-06

Sensors and switches for detecting hydrogen

#337
20100107735
2010-05-06

Gas Sensor

#338
20100096071
2010-04-22

Method for manufacturing hydrogen sensors using Pd nano wire

#339
20100089123
2010-04-15

Hydrogen sensor with detection film comprised of rare earth metal particles dispersed in a ceramic

#340
20100077828
2010-04-01

Hydrogen sensor with air access

#341
20100070198
2010-03-18

HYDROGEN EMISSION REPORTING SYSTEM AND METHOD THEREOF

#342
20100050734
2010-03-04

Remaining hydrogen sensor

#343
20100025241
2010-02-04

HYDROGEN GAS SENSOR

#344
20100008632
2010-01-14

Breathable downhole fiber optic cable and a method of restoring performance

#345
20100005853
2010-01-14

Continuous Range Hydrogen Sensor

#346
20090309603
2009-12-17

Hydrogen quantity sensor and hydrogen storage device using the same

#347
20090302857
2009-12-10

Hydrogen Gas Sensor

#348
20090301879
2009-12-10

PROTECTIVE COATINGS FOR SOLID-STATE GAS SENSORS EMPLOYING CATALYTIC METALS

#349
20090291028
2009-11-26

Catalytic Alloy Hydrogen Sensor Apparatus and Process

#350
20090291026
2009-11-26

Catalytic Alloy Hydrogen Sensor Apparatus and Process

#351
20090283421
2009-11-19

Gas sensor for determining hydrogen or hydrogen compounds

#352
20090267032
2009-10-29

Hydrogen gas detecting material and the coating method

#353
20090249859
2009-10-08

Catalytic combustion type gas sensor, sensing element and compensating element for the same

#354
20090246084
2009-10-01

Gas sensor

#355
20090238753
2009-09-24

Catalytic Alloy Hydrogen Sensor Apparatus and Process

#356
20090238752
2009-09-24

Catalytic Alloy Hydrogen Sensor Apparatus and Process

#357
20090207413
2009-08-20

Optical methods and systems for detecting a constituent in a gas containing oxygen in harsh environments

#358
20090188316
2009-07-30

Resistive hydrogen sensor

#359
20090181486
2009-07-16

METHOD FOR PRODUCING A TRANSISTOR-TYPE HYDROGEN SENSOR

#360
20090139876
2009-06-04

Apparatus and Method for Measuring Hydrogen Concentration

#361
20090133474
2009-05-28

Method and apparatus for sensing hydrogen gas

#362
20090133473
2009-05-28

Magnetic gas sensor and methods using antiferromagnetic hematite nanoparticles

#363
20090133472
2009-05-28

Gas sensor

#364
20090127133
2009-05-21

Apparatus and method for measuring hydrogen concentration in molten metals

#365
20090120793
2009-05-14

METHOD OF PROTONATING HYDROGEN MOLECULE, CATALYST FOR PROTONATING HYDROGEN MOLECULE, AND HYDROGEN GAS SENSOR

#366
20090104500
2009-04-23

Proton conductors

#367
20090101996
2009-04-23

NANOSTRUCTURES WITH ELECTRODEPOSITED NANOPARTICLES

#368
20090090626
2009-04-09

Hydrogen sensitive composite material, hydrogen gas sensor, and sensor for detecting hydrogen and other gases with improved baseline resistance

#369
20090084161
2009-04-02

HYDROGEN SENSOR

#370
20090084159
2009-04-02

High-performance flexible hydrogen sensors

#371
20090061261
2009-03-05

GAS PHYSICAL QUANTITY DETECTING DEVICE, FUEL CELL SYSTEM AND VEHICLE

#372
20090053822
2009-02-26

Method and Pd/V2 O5 device for H2 detection

#373
20090031784
2009-02-05

Hydrogen gas sensor

#374
20090017551
2009-01-15

Method and device for the detection of hydrogen

#375
20080291452
2008-11-27

Optical Switching Device

#376
20080219895
2008-09-11

Gas sensor

#377
20080202211
2008-08-28

Gas Sensor and Method For Operating a Getter Pump

#378
20080196476
2008-08-21

Device for measuring the gas content in a molten metal

#379
20080179199
2008-07-31

Economical and Reliable Gas Sensor

#380
20080175759
2008-07-24

Gas sensor

#381
20080154434
2008-06-26

Catalytic Alloy Hydrogen Sensor Apparatus and Process

#382
20080154433
2008-06-26

Catalytic Alloy Hydrogen Sensor Apparatus and Process

#383
20080154432
2008-06-26

CATALYTIC ALLOY HYDROGEN SENSOR APPARATUS AND PROCESS

#384
20080153174
2008-06-26

CATALYTIC ALLOY HYDROGEN SENSOR APPARATUS AND PROCESS

#385
20080145722
2008-06-19

Economical and Reliable Gas Sensor

#386
20080128284
2008-06-05

Methods for fabricating metal nanowires

#387
20080116378
2008-05-22

Long-term stable optical sensor arrangement, especially a hydrogen sensor, and combined gas sensor arrangement

#388
20080106276
2008-05-08

Hydrogen gas sensor

#389
20080101994
2008-05-01

Polyaniline Nanofiber Hydrogen Sensors

#390
20080078234
2008-04-03

Formation of metal nanowires for use as variable-range hydrogen sensors

#391
20080011050
2008-01-17

Mesoporous nano-crystalline titania structures for hydrogen sensing

#392
20070262358
2007-11-15

Sensor having hydrophobic coated elements

#393
20070251822
2007-11-01

VISUAL HYDROGEN SENSORS USING NANOPARTICLES

#394
20070243624
2007-10-18

HYDROGEN EMISSION REPORTING SYSTEM AND METHOD THEREOF

#395
20070240491
2007-10-18

Hydrogen Sensor

#396
20070240489
2007-10-18

Thin film gas sensor configuration

#397
20070238209
2007-10-11

Modulation of step function phenomena by varying nanoparticle size

#398
20070231466
2007-10-04

Method for Catalytic Surface Protection

#399
20070209937
2007-09-13

Monitorable hydrogen sensor system

#400
20070169541
2007-07-26

Gas sensor based on dynamic thermal conductivity and molecular velocity

#401
20070158209
2007-07-12

Gas sensor and method thereof

#402
20070140908
2007-06-21

Proton acceptance type sensor, hydrogen gas sensor and acid sensor

#403
20070125153
2007-06-07

Palladium-Nickel Hydrogen Sensor

#404
20070108052
2007-05-17

Hydrogen sensor

#405
20070089989
2007-04-26

CONFORMABLE HYDROGEN INDICATING WRAP TO DETECT LEAKING HYDROGEN GAS

#406
20070069313
2007-03-29

Hydrogen gas sensitive semiconductor sensor

#407
20070068493
2007-03-29

Hydrogen sensor

#408
20070065345
2007-03-22

Manufacturable single-chip hydrogen sensor

#409
20070052516
2007-03-08

Passive SAW-based hydrogen sensor and system

#410
20070042906
2007-02-22

Photo-oxidation catalysts

#411
20070039372
2007-02-22

Hydrogen permeable protective coating for a catalytic surface

#412
20070007546
2007-01-11

Semiconductor gas sensor and method for manufacturing the same

#413
20060289400
2006-12-28

Catalytic combustion type gas sensor

#414
20060289351
2006-12-28

Nanostructures synthesized using anodic aluminum oxide

#415
20060263255
2006-11-23

Nanoelectronic sensor system and hydrogen-sensitive functionalization

#416
20060237333
2006-10-26

Method for the detection of carbon monoxide in a hydrogen-rich gas stream

#417
20060219552
2006-10-05

Gas sensor

#418
20060213251
2006-09-28

Carbon nanotube films for hydrogen sensing

#419
20060196246
2006-09-07

MIS-based sensors with hydrogen selectivity

#420
20060185979
2006-08-24

Hydrogen gas sensor

#421
20060131186
2006-06-22

Hydrogen sensor, apparatus for measuring hydrogen concentration, and method for measuring hydrogen concentration

#422
20060124448
2006-06-15

Thin film semi-permeable membranes for gas sensor and catalytic applications

#423
20060120920
2006-06-08

Hydrogen or helium sensor

#424
20060118416
2006-06-08

Electrochemical sensor system

#425
20060117831
2006-06-08

Nano-crystalline and/or metastable metal hydrides as hydrogen source for sensor calibration and self-testing

#426
20060113199
2006-06-01

Gas detection apparatus and method

#427
20060112756
2006-06-01

Ultrafast and ultrasensitive hydrogen sensors based on self-assembly monolayer promoted 2-dimensional palladium nanoclusters

#428
20060107774
2006-05-25

Probe for permeation carrier gas method, measuring apparatus and measuring method

#429
20060105141
2006-05-18

Mesoporous nano-crystalline titania structures for hydrogen sensing

#430
20060048562
2006-03-09

Gas sensor and control method therefor

#431
20060042965
2006-03-02

Method of starting, stopping and operating gas sensor with built-in heater

#432
20050272167
2005-12-08

Methods and systems for detecting hydrogen

#433
20050258051
2005-11-24

Hydrogen sensor

#434
20050252789
2005-11-17

Hydrogen sensing apparatus and method

#435
20050189238
2005-09-01

Method and system for sensing gas incorporating an integrated reference element

#436
20050189223
2005-09-01

Hydrogen sensor and process for production thereof

#437
20050183967
2005-08-25

Thin film gas sensor configuration

#438
20050182574
2005-08-18

Device for detecting hydrogen concentration and method of detecting hydrogen concentration

#439
20050157445
2005-07-21

Nanostructures with electrodeposited nanoparticles

#440
20050155858
2005-07-21

Continuous-range hydrogen sensors

#441
20050155405
2005-07-21

Method and device for diagnosing gas sensor degradation

#442
20050074970
2005-04-07

MIS hydrogen sensors

#443
20050072673
2005-04-07

Hydrogen sensor and hydrogen detection system

#444
20050067281
2005-03-31

Hydrogen sensor

#445
20050066707
2005-03-31

Gas detector

#446
20050061055
2005-03-24

Control device used for a gas sensor

#447
20050042141
2005-02-24

Gas sensor

#448
20050005675
2005-01-13

Formation of metal nanowires for use as variable-range hydrogen sensors

#449
19321760
2026-03-03

Monitoring and early warning system for power lithium ion battery transport case and monitoring and early warning method

#450
17858515
2023-11-07

Hydrogen gas sensor, and method of making and using thereof

#451
16382186
2020-07-21

Fiber optic sensing apparatus, system, and method of use thereof

#452
15641193
2019-07-09

Palladium and platinum-based nanoparticle functional sensor layers and integration with engineered filter layers for selective H2 sensing

#453
14309500
2015-08-04

Magnetic gas sensors