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name:-0.0059909820556641
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Symons; Walter Thomas Patent Filings

Symons; Walter Thomas

Patent Applications and Registrations

Patent applications and USPTO patent grants for Symons; Walter Thomas.The latest application filed is for "exhaust sensor heater circuit for non-calibrated replacement in existing applications".

Company Profile
0.5.6
  • Symons; Walter Thomas - Grand Blanc MI US
*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
Sensor and sensing method
Grant 8,658,013 - Wang , et al. February 25, 2
2014-02-25
Exhaust Sensor Heater Circuit For Non-calibrated Replacement In Existing Applications
App 20130270257 - Sarkar; Debabrata ;   et al.
2013-10-17
Gas sensor and method for forming same
Grant 7,722,749 - Wang , et al. May 25, 2
2010-05-25
Sensor and sensing method
App 20070125647 - Wang; Da Yu ;   et al.
2007-06-07
Gas sensor and method for forming same
App 20070045114 - Wang; Da Yu ;   et al.
2007-03-01
Method of making a sensor and the product produced therefrom
Grant 6,800,158 - Polikarpus , et al. October 5, 2
2004-10-05
Gas sensor electrolyte
Grant 6,562,747 - Symons , et al. May 13, 2
2003-05-13
Method of making a sensor and the product produced therefrom
App 20020134487 - Polikarpus, Kaius Kiiren ;   et al.
2002-09-26
Gas sensor electrolyte
App 20020108872 - Symons, Walter Thomas ;   et al.
2002-08-15

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