Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Michael Cartwright — 12 Patents

General Motors: 12 patents #1,261 of 18,328Top 7%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Oxford, MI: #36 of 390 inventorsTop 10%
Michigan: #7,722 of 86,293 inventorsTop 9%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Michael Cartwright has been granted 12 US patents while listed as an inventor at General Motors. The first was granted in 2005 and the most recent in May 2023. Michael Cartwright ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Michael Cartwright in Oxford, MI, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11641022 Controlling purge operation for fuel cell assembly Biju Edamana, Aaron Rogahn, Manish Sinha 2023-05-02 $27,843,000
10439239 Shutdown method of fuel cell stack and fuel cell system therefor Manish Sinha, Pinkhas A. Rapaport, Asao Uenodai 2019-10-08 $12,753,000
10290880 Fuel cell cathode balance of plant freeze strategy Bruce J. Clingerman, Aaron Rogahn, Steven D. Burch 2019-05-14 $16,995,000
9070921 Subzero ambient shutdown purge operating strategy for PEM fuel cell system Bruce J. Clingerman, Daniel I. Harris, Aaron Rogahn, Derek R. Lebzelter 2015-06-30 $7,582,000
8986899 Systems and methods for enhancing fuel cell vehicle startup Daniel I. Harris, Sriram Ganapathy, Pinkhas A. Rapaport 2015-03-24 $11,103,000
8900766 Automated cold storage protection for a fuel cell system Aaron Rogahn, Bruce J. Clingerman 2014-12-02 $11,608,000
8603654 Supplemental coolant heating for fuel cells with metal plates Glenn W. Skala 2013-12-10 $5,499,000
7820333 Fuel cell operating method with improved hydrogen and oxygen utilization Ralf Senner, John Wheat 2010-10-26
7781122 Bipolar plate with cross-linked channels Matthew J. Beutel, Lee C. Whitehead, Jeffrey A. Rock 2010-08-24
7749637 Water blocking layer and wicking reservoir for PEMFC Jon P. Owejan, Chunxin Ji, Thomas A. Trabold, Steven G. Goebel 2010-07-06
7442217 Integrated fuel processor for rapid start and operational control Steven G. Goebel, William H. Pettit, Steven D. Burch, Paul Taichiang Yu, Yan Zhang 2008-10-28 $2,337,000
6838062 Integrated fuel processor for rapid start and operational control Steven G. Goebel, William H. Pettit, Steven D. Burch, Paul Taichiang Yu, Yan Zhang 2005-01-04 $5,341,000