Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David T. Proefke — 75 Patents

General Motors: 73 patents #77 of 18,328Top 1%
SASiemens Automotive: 1 patents #121 of 231Top 55%
SASiemens Vdo Automotive Ag: 1 patents #223 of 559Top 40%
Troy, MI: #28 of 2,712 inventorsTop 2%
Michigan: #427 of 86,293 inventorsTop 1%
Overall (All Time): #25,505 of 4,157,543Top 1%
75 Patents All Time
David T. Proefke has been granted 75 US patents while listed as an inventor at General Motors. The first was granted in 1995 and the most recent in March 2025. David T. Proefke ranks #25,505 of 4,157,543 US inventors in our database (top 0.61%). Patent records list David T. Proefke in Troy, MI, US.

Patents per Year

Patents granted per year, 1995 to 2025Bar chart with a peak of 9 patents in 2017.peak 91995: 1 patents19952002: 2 patents2003: 1 patents2005: 1 patents20052006: 2 patents2007: 2 patents2010: 5 patents20102011: 1 patents2012: 5 patents2013: 7 patents20132014: 7 patents2015: 7 patents2016: 7 patents20162017: 9 patents2018: 7 patents2019: 4 patents20192020: 2 patents2021: 1 patents2023: 2 patents20232024: 1 patents2025: 1 patents2025

Issued Patents All Time

Showing 26–50 of 75 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9633499 System and method for detecting presence of one or more user identification device Aaron P. Creguer 2017-04-25 $12,593,000
9533654 Vehicle data services enabled by low power FM transmission Timothy J. Talty, Craig Atiyeh, Alan T. Budyta 2017-01-03 $11,117,000
9478087 Methods and systems for communicating between a vehicle and a remote device Aaron P. Creguer 2016-10-25 $7,174,000
9470022 Fixed outside handle with multi-functions and protected switches Richard J. Lange 2016-10-18 $16,822,000
9434350 Systems and methods for interference reduction during keyless ignition authentication Charles J. Bongiorno, Aaron P. Creguer 2016-09-06 $8,763,000
9434337 Vehicle door engagement detection Richard J. Lange 2016-09-06 $8,763,000
9403417 Methods and systems for preconditioning vehicles Clark E. McCall, William A. Biondo 2016-08-02 $6,967,000
9361739 Odometer monitoring and redundant storage system William A. Biondo, Kevin E. Fondaw 2016-06-07 $9,750,000
9303442 Passive verification of operator presence in handling requests for vehicle features Charles J. Bongiorno, Ron Y. Asmar, Aaron P. Creguer 2016-04-05 $8,155,000
9156438 Attack resistant theft deterrent system William A. Biondo, Thomas M. Forest 2015-10-13 $9,480,000
9102299 System and method for determining driver identification by a remote device Aaron P. Creguer, Roy Y. Asmar, Thomas E. Utter 2015-08-11 $8,911,000
9100797 Wireless locating system William A. Biondo 2015-08-04 $6,630,000
9019107 Methods and apparatus for detection and reporting of vehicle operator impairment William A. Biondo 2015-04-28 $7,276,000
8970362 Vehicle-integrated child presence and reminder system Karen E. Morley, John R. Dolan, Julie A. Kleinert, Li-Pen J. Ho 2015-03-03 $6,530,000
8944477 Charge port lock assembly for a vehicle Andrew J. Farah, William A. Biondo 2015-02-03 $10,643,000
8930087 Systems and methods for interference reduction during keyless ignition authentication Charles J. Bongiorno, Aaron P. Creguer 2015-01-06 $8,263,000
8924087 Motor vehicle having a centralized door locking system Andreas Heberer, Jeffrey L. Konchan, Frank Joseph Arabia, Jr., Matthias Ruehr, Jeffrey James Hoorn +2 more 2014-12-30 $7,672,000
8918249 Dual function electronic control unit Thomas E. Utter, Kimberly A. Morse-Harvey, Craig Atiyeh, Aaron P. Creguer 2014-12-23 $11,759,000
8914173 Method and system for conditioning an energy storage system (ESS) for a vehicle William A. Biondo, Clark E. McCall 2014-12-16 $13,733,000
8725315 Bi-directional VHF UHF polling mechanisms for intelligent PEPS polling Timothy J. Talty, Craig Atiyeh 2014-05-13 $8,181,000
8706350 Secondary sensing for intelligent passive entry passive start polling Timothy J. Talty, Craig Atiyeh 2014-04-22 $6,440,000
8659388 Variable strength wireless communication system William A. Biondo 2014-02-25 $9,224,000
8653953 Odometer verification and reporting using a telematics-equipped vehicle William A. Biondo, George Baker, Kevin E. Fondaw, Catherine L. McCormick 2014-02-18 $9,820,000
8558664 Passive approach detection system and method using a unidirectional FOB William A. Biondo, Clark E. McCall 2013-10-15 $6,374,000
8547253 Method of determining vehicle location from key fob Clark E. McCall, William A. Biondo, Robert V. Lust 2013-10-01 $13,414,000