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Class Information
Number: 123/703
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > Including exhaust gas condition responsive means > Exhaust gas composition sensor
Description: Subject matter wherein the transducer senses a constituent in the products of combustion.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7597091 |
Air-fuel ratio control apparatus and method for an internal combustion engine |
Oct. 6, 2009 |
| 7568476 |
Air-fuel ratio control system for internal combustion engine |
Aug. 4, 2009 |
| 7497210 |
Air-fuel ratio detection apparatus of internal combustion engine |
Mar. 3, 2009 |
| 7367330 |
Internal combustion engine controller |
May. 6, 2008 |
| 7328673 |
Valve timing correction control apparatus and method for an internal combustion engine |
Feb. 12, 2008 |
| 7231290 |
Method and apparatus for controlling a gas-emitting process and related devices |
Jun. 12, 2007 |
| 7182078 |
System for assisting regenerating depollution means integrated in an exhaust system of an engine |
Feb. 27, 2007 |
| 7168423 |
Gas sensor units for engines |
Jan. 30, 2007 |
| 7134429 |
Method and device for controlling an internal combustion engine |
Nov. 14, 2006 |
| 7007685 |
Air-fuel ratio control device of internal combustion engine |
Mar. 7, 2006 |
| 6848438 |
Internal combustion engine exhaust device and method for making same |
Feb. 1, 2005 |
| 6828156 |
Evaluating method for NOx eliminating catalyst, an evaluating apparatus therefor, and an efficiency controlling method therefor |
Dec. 7, 2004 |
| 6722436 |
Apparatus and method for operating an internal combustion engine to reduce free oxygen contained within engine exhaust gas |
Apr. 20, 2004 |
| 6712053 |
Control system for internal combustion engine |
Mar. 30, 2004 |
| 6609510 |
Device and method for controlling air-fuel ratio of internal combustion engine |
Aug. 26, 2003 |
| 6598596 |
Solid state potentiometric gaseous oxide sensor |
Jul. 29, 2003 |
| 6561166 |
Purge fuel canister measurement method and system |
May. 13, 2003 |
| 6484709 |
Valve arrangement for combustion sensor |
Nov. 26, 2002 |
| 6463912 |
Intake air volume detection device for internal combustion engine |
Oct. 15, 2002 |
| 6325046 |
Engine control system |
Dec. 4, 2001 |
| 6301888 |
Low emission, diesel-cycle engine |
Oct. 16, 2001 |
| 6227033 |
Auto-calibration method for a wide range exhaust gas oxygen sensor |
May. 8, 2001 |
| 6192738 |
Method and arrangement for analyzing exhaust gas from an internal combustion engine |
Feb. 27, 2001 |
| 6135100 |
Sensor arrangement for engine control system |
Oct. 24, 2000 |
| 6105366 |
Method for monitoring the emission control system of a spark ignition internal combustion engine |
Aug. 22, 2000 |
| 6068530 |
Oxygen sensor arrangement for watercraft |
May. 30, 2000 |
| 6055810 |
Feedback control of direct injected engines by use of a smoke sensor |
May. 2, 2000 |
| 5979423 |
Fiber-optic gas composition sensor for exhaust gases |
Nov. 9, 1999 |
| 5954040 |
Method and arrangement for controlling an internal combustion engine of a vehicle |
Sep. 21, 1999 |
| 5875768 |
Method and arrangement for determining the sensitivity of a hydrocarbon sensor for an internal combustion engine |
Mar. 2, 1999 |
| 5869743 |
Method and apparatus for analyzing catalyst and other systems operations |
Feb. 9, 1999 |
| 5857163 |
Adaptive engine control responsive to catalyst deterioration estimation |
Jan. 5, 1999 |
| 5836155 |
Sensor arrangement for engine control system |
Nov. 17, 1998 |
| 5837114 |
Arrangement for determining the concentration of a component in a gas mixture |
Nov. 17, 1998 |
| 5767386 |
Exhaust gas sensor and circuit configuration for the exhaust gas sensor |
Jun. 16, 1998 |
| 5753794 |
Internal combustion engine having oxygen sensor with reference criterion calibration |
May. 19, 1998 |
| 5711148 |
Sensor arrangement for engine control system |
Jan. 27, 1998 |
| 5704334 |
Engine throttle sensor |
Jan. 6, 1998 |
| 5682870 |
Air fuel ratio detecting device and system for engines |
Nov. 4, 1997 |
| 5584281 |
Engine control system |
Dec. 17, 1996 |
| 5561238 |
Method for detecting and evaluating plant emissions |
Oct. 1, 1996 |
| 5522370 |
Multi-cylinder engine control system |
Jun. 4, 1996 |
| 5490490 |
On-board gas composition sensor for internal combustion engine exhaust gases |
Feb. 13, 1996 |
| 5485382 |
Oxygen sensor deterioration-detecting system for internal combustion engines |
Jan. 16, 1996 |
| 5445548 |
Exhaust gas sampling device for outboard motor |
Aug. 29, 1995 |
| 5440877 |
Air-fuel ratio controller for an internal combustion engine |
Aug. 15, 1995 |
| 5417058 |
Device for detecting deterioration of a catalytic converter for an engine |
May. 23, 1995 |
| 5412942 |
Catalytic converter deterioration detecting system for engine |
May. 9, 1995 |
| 5404718 |
Engine control system |
Apr. 11, 1995 |
| 5400592 |
Diagnostic apparatus for catalytic converter of an internal combustion engine |
Mar. 28, 1995 |
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