loadpatents
name:-0.034013032913208
name:-0.016265869140625
name:-0.00049400329589844
Symons; Walter T. Patent Filings

Symons; Walter T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Symons; Walter T..The latest application filed is for "thermal shock resistant coated exhaust sensor".

Company Profile
0.17.35
  • Symons; Walter T. - Grand Blanc MI US
  • Symons; Walter T. - Davison MI
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
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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