loadpatents
Patent applications and USPTO patent grants for Symons; Walter T..The latest application filed is for "thermal shock resistant coated exhaust sensor".
Patent | Date |
---|---|
Low-temperature activity exhaust sensor Grant 9,429,540 - Clyde , et al. August 30, 2 | 2016-08-30 |
Thermal Shock Resistant Coated Exhaust Sensor App 20160116372 - DAY; MICHAEL J. ;   et al. | 2016-04-28 |
Thermal Shock Resistant Coated Exhaust Sensor App 20150168261 - DAY; MICHAEL J. ;   et al. | 2015-06-18 |
Low Cost Co-fired Sensor Heating Circuit App 20130264203 - Gamboa; Oscar ;   et al. | 2013-10-10 |
Low-temperature Activity Exhaust Sensor App 20130092538 - Clyde; Eric P. ;   et al. | 2013-04-18 |
Exhaust gas sensing system and method for determining concentrations of exhaust gas constituents Grant 8,103,458 - Wang , et al. January 24, 2 | 2012-01-24 |
Exhaust gas sensor and method for determining concentrations of exhaust gas constituents Grant 8,051,700 - Wang , et al. November 8, 2 | 2011-11-08 |
Ammonia gas sensors Grant 7,828,955 - Wang , et al. November 9, 2 | 2010-11-09 |
Exhaust Gas Sensing System And Method For Determining Concentrations Of Exhaust Gas Constituents App 20100161242 - Wang; Da Yu ;   et al. | 2010-06-24 |
Exhaust Gas Sensor And Method For Determining Concentrations Of Exhaust Gas Constituents App 20100077833 - Wang; Da Yu ;   et al. | 2010-04-01 |
Ammonia Sensor Element, Method Of Making Thereof, And Ammonia Sensor Derived Therefrom App 20090301878 - Wang; Da Yu ;   et al. | 2009-12-10 |
Method Of Making Gas Sensor Element, And Gas Sensor Derived Therefrom App 20090260987 - Valdes; Carlos A. ;   et al. | 2009-10-22 |
Soot Sensing Systems Having Soot Sensors And Methods For Manufacturing The Soot Sensors App 20080283398 - Nelson; Charles Scott ;   et al. | 2008-11-20 |
Exhaust gas sensor having a conductive shield and method for routing mobile ions to a contact pad utilizing the conductive shield App 20080023329 - Thrun; Lora B. ;   et al. | 2008-01-31 |
Temperature sensor and method of making the same App 20070294881 - Nelson; Charles Scott ;   et al. | 2007-12-27 |
NOx sensor and methods of using the same Grant 7,294,252 - Wang , et al. November 13, 2 | 2007-11-13 |
Temperature sensor and method of making the same Grant 7,280,028 - Nelson , et al. October 9, 2 | 2007-10-09 |
Planar sensor and a method for measuring the temperature of same Grant 7,279,133 - Chen , et al. October 9, 2 | 2007-10-09 |
Gas sensor element and methods of making and using the same App 20070125664 - LaBarge; William J. ;   et al. | 2007-06-07 |
NOx sensor and methods of using the same App 20070080075 - Wang; Da Yu ;   et al. | 2007-04-12 |
Multicell ammonia sensor and method of use thereof App 20070080074 - Wang; Da Yu ;   et al. | 2007-04-12 |
Sensing element with vent and method of making App 20070039819 - Symons; Walter T. ;   et al. | 2007-02-22 |
Proton conducting solid oxide electrolytes, electrochemical cells utilizing the proton conducting materials and methods of making the same App 20070026285 - Wang; Da Yu ;   et al. | 2007-02-01 |
Ammonia gas sensors App 20060266659 - Wang; Da Yu ;   et al. | 2006-11-30 |
Ceramic device, sensor device, method of making the same, and method for sensing gas Grant 7,138,604 - Polikarpus , et al. November 21, 2 | 2006-11-21 |
Sensing element and method of making App 20060213772 - Jain; Kailash C. ;   et al. | 2006-09-28 |
Multi-function sensor system and method of operation App 20060151338 - Wang; Da Yu ;   et al. | 2006-07-13 |
Ammonia gas sensors Grant 7,074,319 - Wang , et al. July 11, 2 | 2006-07-11 |
Gas sensor and method for use thereof Grant 7,048,844 - Chen , et al. May 23, 2 | 2006-05-23 |
Methods of making a ceramic device and a sensor element App 20060016687 - Wallace; David P. ;   et al. | 2006-01-26 |
Gas sensor having an insulating layer Grant 6,984,298 - Polikarpus , et al. January 10, 2 | 2006-01-10 |
Ceramic device, sensor device, method of making the same, and method for sensing gas App 20040217098 - Polikarpus, Kaius K. ;   et al. | 2004-11-04 |
Temperature sensor and method of making the same App 20040202227 - Nelson, Charles Scott ;   et al. | 2004-10-14 |
Method and device for hydrogen and hydrocarbon sensing Grant 6,793,788 - Wang , et al. September 21, 2 | 2004-09-21 |
Ammonia gas sensors App 20040118703 - Wang, Da Yu ;   et al. | 2004-06-24 |
Gas sensor and method for use thereof App 20040094416 - Chen, David K. ;   et al. | 2004-05-20 |
Hydrogen sensing process Grant 6,638,416 - Wang , et al. October 28, 2 | 2003-10-28 |
Ceramic part having an insulating layer affixed thereto and method for making same App 20030127326 - Polikarpus, Kaius K. ;   et al. | 2003-07-10 |
Planar sensor and a method for measuring the temperature of same App 20030119196 - Chen, David K. ;   et al. | 2003-06-26 |
Exhaust gas sensor and the method of manufacture thereof Grant 6,544,467 - Symons , et al. April 8, 2 | 2003-04-08 |
Hydrogen sensing process and apparatus App 20030057109 - Wang, Da Yu ;   et al. | 2003-03-27 |
Method and device for hydrogen and hydrocarbon sensing App 20020139691 - Wang, Da Yu ;   et al. | 2002-10-03 |
Exhaust gas sensor and the method of manufacture thereof App 20020113343 - Symons, Walter T. ;   et al. | 2002-08-22 |
Gas sensor and method of producing the same App 20020108855 - Wang, Da Yu ;   et al. | 2002-08-15 |
Gas sensor and method of using same App 20020108871 - Wang, Da Yu ;   et al. | 2002-08-15 |
Heater patterns for planar gas sensors App 20020079308 - Kikuchi, Paul C. ;   et al. | 2002-06-27 |
Heater Patterns For Planar Gas Sensors App 20020073765 - Kikuchi, Paul C. ;   et al. | 2002-06-20 |
Heater patterns for planar gas sensors Grant 6,365,880 - Kikuchi , et al. April 2, 2 | 2002-04-02 |
Catalytic washcoat for treatment of diesel exhaust Grant 5,202,299 - Symons , et al. April 13, 1 | 1993-04-13 |
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