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USPTO Patent Rankings Data through Dec 31, 2025
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John D. Sopoci — 27 Patents

General Motors: 27 patents #429 of 18,328Top 3%
Wixom, MI: #13 of 553 inventorsTop 3%
Michigan: #2,576 of 86,293 inventorsTop 3%
Overall (All Time): #142,059 of 4,157,543Top 4%
27 Patents All Time
John D. Sopoci has been granted 27 US patents while listed as an inventor at General Motors. The first was granted in 2004 and the most recent in May 2022. John D. Sopoci ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list John D. Sopoci in Wixom, MI, US.

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11326664 Control of real-time damper in a sprung mass system Kenneth L. Oblizajek, Larry G. Gepfrey 2022-05-10 $21,624,000
11235799 Limit cycle detection and cessation system and method Kenneth L. Oblizajek 2022-02-01 $38,898,000
10407093 Electric power steering systems and methods Kenneth L. Oblizajek 2019-09-10 $9,280,000
10337961 Method of analyzing radial force variation in a tire/wheel assembly Kenneth L. Oblizajek 2019-07-02 $7,655,000
10183696 Methods and systems for controlling steering systems of vehicles Kenneth L. Oblizajek, Stephen R. Pastor, David M. Caldwell 2019-01-22 $20,503,000
9885638 Systems and methods for determining steering performance Kenneth L. Oblizajek, Ian Y. Hwa 2018-02-06 $26,364,000
9574972 Methods and systems for evaluating vehicle steering systems Kenneth L. Oblizajek, William K. Adams 2017-02-21 $8,265,000
9440674 Methods, systems and apparatus for steering wheel vibration reduction in electric power steering systems Kenneth L. Oblizajek 2016-09-13 $8,036,000
9354137 Systems and methods for determining oscillations of a tire Jinshuo Zhu, Kenneth L. Oblizajek, Christopher A. Stirlen, Zachary M. Shehabi 2016-05-31 $7,529,000
9327762 Electric power steering systems with improved road feel Kenneth L. Oblizajek, Stephen R. Pastor 2016-05-03 $6,784,000
9329103 Methods and systems for characterizing vehicle tires Kenneth L. Oblizajek, Jinshuo Zhu 2016-05-03 $6,784,000
9266558 Methods, systems and apparatus for steering wheel vibration reduction in electric power steering systems Kenneth L. Oblizajek, Suresh Puradchithasan 2016-02-23 $9,647,000
9150245 Methods and systems for controlling steering systems of vehicles Kenneth L. Oblizajek, Stephen R. Pastor, David M. Caldwell 2015-10-06 $8,456,000
9126478 Adaptive open loop control to reduce engine induced vibration and noise Ping Lee 2015-09-08 $9,172,000
9121790 Methods and systems for evaluating tire properties Kenneth L. Oblizajek, Jinshuo Zhu 2015-09-01 $8,163,000
9120500 System and method for reducing steering wheel vibration in electronic power steering systems Kenneth L. Oblizajek, Suresh Puradchithasan 2015-09-01 $8,163,000
8744682 Reducing the effects of vibrations in an electric power steering (EPS) system Kenneth L. Oblizajek, R. Larry Arbanas, Lin Guo Wang 2014-06-03 $8,539,000
8725354 Electric power steering systems and methods Kenneth L. Oblizajek 2014-05-13 $8,181,000
8645097 Method for analyzing output from a rotary sensor Kenneth L. Oblizajek 2014-02-04 $6,310,000
8571759 Electric power steering compensation for vehicles Kenneth L. Oblizajek, Stephen R. Pastor 2013-10-29 $12,838,000
8335611 Methods and systems for controlling motor current in steering systems of vehicles equipped with electric steering assist Lin Guo Wang, Kenneth L. Oblizajek, R. Larry Arbanas, Scott R. Kloess, Jose Merino Lopez 2012-12-18 $13,865,000
8271163 Method for attenuating smooth road shake in an electric power steering system Kenneth L. Oblizajek, Derek K. Hogland, Wen-Hou Ma 2012-09-18 $10,597,000
8006550 Methods and systems for testing tires of vehicles to quantify transient tire force and moment responses Kenneth L. Oblizajek, William A. Cobb, Jonathan Darab, David L. Howland 2011-08-30 $6,892,000
7926338 Method for detecting local runout of a tire Kenneth L. Oblizajek, Carl T. Wright 2011-04-19 $18,864,000
7765858 Method of measuring torsional dynamics of a steering column at small dynamic amplitudes Kenneth L. Oblizajek 2010-08-03