Walter Symons

Person

Grand Blanc, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Low-temperature activity exhaust sensor
- Patent number 9,429,540
- Issue date Aug 30, 2016
- Delphi Technologies, Inc.
- Eric P. Clyde
- G01 - MEASURING TESTING
Information Patent Grant
Sensor and sensing method
- Patent number 8,658,013
- Issue date Feb 25, 2014
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Exhaust gas sensing system and method for determining concentration...
- Patent number 8,103,458
- Issue date Jan 24, 2012
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Exhaust gas sensor and method for determining concentrations of exh...
- Patent number 8,051,700
- Issue date Nov 8, 2011
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Ammonia gas sensors
- Patent number 7,828,955
- Issue date Nov 9, 2010
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Compound for a solid oxide fuel cell stack gasket
- Patent number 7,785,725
- Issue date Aug 31, 2010
- Delphi Technologies, Inc.
- Joseph M. Keller
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Gas sensor and method for forming same
- Patent number 7,722,749
- Issue date May 25, 2010
- Delphi Technologies, Inc.
- Da Yu Wang
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
NOx sensor and methods of using the same
- Patent number 7,294,252
- Issue date Nov 13, 2007
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Temperature sensor and method of making the same
- Patent number 7,280,028
- Issue date Oct 9, 2007
- Delphi Technologies, Inc.
- Charles Scott Nelson
- G01 - MEASURING TESTING
Information Patent Grant
Planar sensor and a method for measuring the temperature of same
- Patent number 7,279,133
- Issue date Oct 9, 2007
- Delphi Technologies, Inc.
- David K. Chen
- G01 - MEASURING TESTING
Information Patent Grant
Ceramic device, sensor device, method of making the same, and metho...
- Patent number 7,138,604
- Issue date Nov 21, 2006
- Delphi Technologies, Inc.
- Kaius K. Polikarpus
- G01 - MEASURING TESTING
Information Patent Grant
Ammonia gas sensors
- Patent number 7,074,319
- Issue date Jul 11, 2006
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor and method for use thereof
- Patent number 7,048,844
- Issue date May 23, 2006
- Delphi Technologies, Inc.
- David K. Chen
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor having an insulating layer
- Patent number 6,984,298
- Issue date Jan 10, 2006
- Delphi Technologies, Inc.
- Kaius K. Polikarpus
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of making a sensor and the product produced therefrom
- Patent number 6,800,158
- Issue date Oct 5, 2004
- Delphi Technologies, Inc.
- Kaius Kiiren Polikarpus
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method and device for hydrogen and hydrocarbon sensing
- Patent number 6,793,788
- Issue date Sep 21, 2004
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Hydrogen sensing process
- Patent number 6,638,416
- Issue date Oct 28, 2003
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Exhaust species sensing method and device
- Patent number 6,616,820
- Issue date Sep 9, 2003
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor and method of producing the same
- Patent number 6,579,436
- Issue date Jun 17, 2003
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor
- Patent number 6,579,435
- Issue date Jun 17, 2003
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Planar exhaust sensor element with enhanced geometry
- Patent number 6,562,215
- Issue date May 13, 2003
- Delphi Technologies, Inc.
- Charles Scott Nelson
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor electrolyte
- Patent number 6,562,747
- Issue date May 13, 2003
- Delphi Technologies, Inc.
- Walter Thomas Symons
- G01 - MEASURING TESTING
Information Patent Grant
Exhaust gas sensor and the method of manufacture thereof
- Patent number 6,544,467
- Issue date Apr 8, 2003
- Delphi Technologies, Inc.
- Walter T. Symons
- G01 - MEASURING TESTING
Information Patent Grant
Heater patterns for planar gas sensors
- Patent number 6,486,449
- Issue date Nov 26, 2002
- Delphi Technologies, Inc.
- Paul C. Kikuchi
- G01 - MEASURING TESTING
Information Patent Grant
Heater patterns for planar gas sensors
- Patent number 6,435,005
- Issue date Aug 20, 2002
- Delphi Technologies, Inc.
- Paul C. Kikuchi
- G01 - MEASURING TESTING
Information Patent Grant
Heater patterns for planar gas sensors
- Patent number 6,365,880
- Issue date Apr 2, 2002
- Delphi Technologies, Inc.
- Paul C. Kikuchi
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
THERMAL SHOCK RESISTANT COATED EXHAUST SENSOR
- Publication number 20160116372
- Publication date Apr 28, 2016
- MICHAEL J. DAY
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
THERMAL SHOCK RESISTANT COATED EXHAUST SENSOR
- Publication number 20150168261
- Publication date Jun 18, 2015
- MICHAEL J. DAY
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
EXHAUST SENSOR HEATER CIRCUIT FOR NON-CALIBRATED REPLACEMENT IN EXI...
- Publication number 20130270257
- Publication date Oct 17, 2013
- Delphi Technologies, Inc.
- Debabrata Sarkar
- G01 - MEASURING TESTING
Information Patent Application
LOW COST CO-FIRED SENSOR HEATING CIRCUIT
- Publication number 20130264203
- Publication date Oct 10, 2013
- Delphi Technologies, Inc.
- Oscar Gamboa
- G01 - MEASURING TESTING
Information Patent Application
LOW-TEMPERATURE ACTIVITY EXHAUST SENSOR
- Publication number 20130092538
- Publication date Apr 18, 2013
- Delphi Technologies, Inc.
- Eric P. Clyde
- G01 - MEASURING TESTING
Information Patent Application
EXHAUST GAS SENSING SYSTEM AND METHOD FOR DETERMINING CONCENTRATION...
- Publication number 20100161242
- Publication date Jun 24, 2010
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Application
EXHAUST GAS SENSOR AND METHOD FOR DETERMINING CONCENTRATIONS OF EXH...
- Publication number 20100077833
- Publication date Apr 1, 2010
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Application
AMMONIA SENSOR ELEMENT, METHOD OF MAKING THEREOF, AND AMMONIA SENSO...
- Publication number 20090301878
- Publication date Dec 10, 2009
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Application
METHOD OF MAKING GAS SENSOR ELEMENT, AND GAS SENSOR DERIVED THEREFROM
- Publication number 20090260987
- Publication date Oct 22, 2009
- Carlos A. Valdes
- G01 - MEASURING TESTING
Information Patent Application
SOOT SENSING SYSTEMS HAVING SOOT SENSORS AND METHODS FOR MANUFACTUR...
- Publication number 20080283398
- Publication date Nov 20, 2008
- Charles Scott Nelson
- G01 - MEASURING TESTING
Information Patent Application
Exhaust gas sensor having a conductive shield and method for routin...
- Publication number 20080023329
- Publication date Jan 31, 2008
- Lora B. Thrun
- G01 - MEASURING TESTING
Information Patent Application
Temperature sensor and method of making the same
- Publication number 20070294881
- Publication date Dec 27, 2007
- DELPHI TECHNOLOGIES, INC.
- Charles Scott Nelson
- G01 - MEASURING TESTING
Information Patent Application
Sensor and sensing method
- Publication number 20070125647
- Publication date Jun 7, 2007
- Da Yu Wang
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Gas sensor element and methods of making and using the same
- Publication number 20070125664
- Publication date Jun 7, 2007
- William J. LaBarge
- G01 - MEASURING TESTING
Information Patent Application
NOx sensor and methods of using the same
- Publication number 20070080075
- Publication date Apr 12, 2007
- Delphi Technologies, Inc.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Application
Multicell ammonia sensor and method of use thereof
- Publication number 20070080074
- Publication date Apr 12, 2007
- Delphi Technologies, Inc.
- Da Yu Wang
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Gas sensor and method for forming same
- Publication number 20070045114
- Publication date Mar 1, 2007
- Da Yu Wang
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Sensing element with vent and method of making
- Publication number 20070039819
- Publication date Feb 22, 2007
- Walter T. Symons
- G01 - MEASURING TESTING
Information Patent Application
Proton conducting solid oxide electrolytes, electrochemical cells u...
- Publication number 20070026285
- Publication date Feb 1, 2007
- Da Yu Wang
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Ammonia gas sensors
- Publication number 20060266659
- Publication date Nov 30, 2006
- DELPHI TECHNOLOGIES, INC.
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Application
Sensing element and method of making
- Publication number 20060213772
- Publication date Sep 28, 2006
- Kailash C. Jain
- G01 - MEASURING TESTING
Information Patent Application
Multi-function sensor system and method of operation
- Publication number 20060151338
- Publication date Jul 13, 2006
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Application
Compound for a solid oxide fuel cell stack gasket
- Publication number 20060121327
- Publication date Jun 8, 2006
- Joseph M. Keller
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Methods of making a ceramic device and a sensor element
- Publication number 20060016687
- Publication date Jan 26, 2006
- David P. Wallace
- G01 - MEASURING TESTING
Information Patent Application
Ceramic device, sensor device, method of making the same, and metho...
- Publication number 20040217098
- Publication date Nov 4, 2004
- Kaius K. Polikarpus
- G01 - MEASURING TESTING
Information Patent Application
Temperature sensor and method of making the same
- Publication number 20040202227
- Publication date Oct 14, 2004
- Charles Scott Nelson
- G01 - MEASURING TESTING
Information Patent Application
Ammonia gas sensors
- Publication number 20040118703
- Publication date Jun 24, 2004
- Da Yu Wang
- G01 - MEASURING TESTING
Information Patent Application
Gas sensor and method for use thereof
- Publication number 20040094416
- Publication date May 20, 2004
- David K. Chen
- G01 - MEASURING TESTING
Information Patent Application
Ceramic part having an insulating layer affixed thereto and method...
- Publication number 20030127326
- Publication date Jul 10, 2003
- Kaius K. Polikarpus
- B32 - LAYERED PRODUCTS
Information Patent Application
Planar sensor and a method for measuring the temperature of same
- Publication number 20030119196
- Publication date Jun 26, 2003
- David K. Chen
- G01 - MEASURING TESTING

Walter Symons

Person

Patents Grantslast 30 patents

Low-temperature activity exhaust sensor

Sensor and sensing method

Exhaust gas sensing system and method for determining concentration...

Exhaust gas sensor and method for determining concentrations of exh...

Ammonia gas sensors

Compound for a solid oxide fuel cell stack gasket

Gas sensor and method for forming same

NOx sensor and methods of using the same

Temperature sensor and method of making the same

Planar sensor and a method for measuring the temperature of same

Ceramic device, sensor device, method of making the same, and metho...

Ammonia gas sensors

Gas sensor and method for use thereof

Gas sensor having an insulating layer

Method of making a sensor and the product produced therefrom

Method and device for hydrogen and hydrocarbon sensing

Hydrogen sensing process

Exhaust species sensing method and device

Gas sensor and method of producing the same

Gas sensor

Planar exhaust sensor element with enhanced geometry

Gas sensor electrolyte

Exhaust gas sensor and the method of manufacture thereof

Heater patterns for planar gas sensors

Heater patterns for planar gas sensors

Heater patterns for planar gas sensors

Patents Applicationslast 30 patents

THERMAL SHOCK RESISTANT COATED EXHAUST SENSOR

THERMAL SHOCK RESISTANT COATED EXHAUST SENSOR

EXHAUST SENSOR HEATER CIRCUIT FOR NON-CALIBRATED REPLACEMENT IN EXI...

LOW COST CO-FIRED SENSOR HEATING CIRCUIT

LOW-TEMPERATURE ACTIVITY EXHAUST SENSOR

EXHAUST GAS SENSING SYSTEM AND METHOD FOR DETERMINING CONCENTRATION...

EXHAUST GAS SENSOR AND METHOD FOR DETERMINING CONCENTRATIONS OF EXH...

AMMONIA SENSOR ELEMENT, METHOD OF MAKING THEREOF, AND AMMONIA SENSO...

METHOD OF MAKING GAS SENSOR ELEMENT, AND GAS SENSOR DERIVED THEREFROM

SOOT SENSING SYSTEMS HAVING SOOT SENSORS AND METHODS FOR MANUFACTUR...

Exhaust gas sensor having a conductive shield and method for routin...

Temperature sensor and method of making the same

Sensor and sensing method

Gas sensor element and methods of making and using the same

NOx sensor and methods of using the same

Multicell ammonia sensor and method of use thereof

Gas sensor and method for forming same

Sensing element with vent and method of making

Proton conducting solid oxide electrolytes, electrochemical cells u...

Ammonia gas sensors

Sensing element and method of making

Multi-function sensor system and method of operation

Compound for a solid oxide fuel cell stack gasket

Methods of making a ceramic device and a sensor element

Ceramic device, sensor device, method of making the same, and metho...

Temperature sensor and method of making the same

Ammonia gas sensors

Gas sensor and method for use thereof

Ceramic part having an insulating layer affixed thereto and method...

Planar sensor and a method for measuring the temperature of same