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USPTO Patent Rankings Data through Dec 31, 2025
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Aaron Rogahn — 14 Patents

General Motors: 14 patents #1,039 of 18,328Top 6%
Rochester, NY: #659 of 6,268 inventorsTop 15%
New York: #10,566 of 115,490 inventorsTop 10%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Aaron Rogahn has been granted 14 US patents while listed as an inventor at General Motors. The first was granted in 2010 and the most recent in May 2023. Aaron Rogahn ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Aaron Rogahn in Rochester, NY, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11641022 Controlling purge operation for fuel cell assembly Biju Edamana, Michael Cartwright, Manish Sinha 2023-05-02 $27,843,000
10446862 Fuel cell architectures, thermal systems, and control logic for efficient heating of fuel cell stacks Srikanth Arisetty, Balasubramanian Lakshmanan 2019-10-15 $8,716,000
10290880 Fuel cell cathode balance of plant freeze strategy Bruce J. Clingerman, Steven D. Burch, Michael Cartwright 2019-05-14 $16,995,000
9379396 Controls giving −25° C. freeze start capability to a fuel cell system Bruce J. Clingerman, Jun Cai, Joseph C. Gerzseny, Manish Sinha, Steven D. Burch +1 more 2016-06-28 $6,808,000
9070921 Subzero ambient shutdown purge operating strategy for PEM fuel cell system Michael Cartwright, Bruce J. Clingerman, Daniel I. Harris, Derek R. Lebzelter 2015-06-30 $7,582,000
8955820 Ice breaking anode valve Bruce J. Clingerman, James K. Leary, Seth E. Lerner, Michael Muller 2015-02-17 $16,413,000
8900766 Automated cold storage protection for a fuel cell system Bruce J. Clingerman, Michael Cartwright 2014-12-02 $11,608,000
8877397 Method to thaw frozen coolant in a fuel cell system Joseph Dean Rainville, Joseph C. Gerzseny, Matthew C. Kirklin 2014-11-04 $8,738,000
8722259 Freeze tolerant introduction of hydrogen to cathode exhaust in a fuel cell system Bruce J. Clingerman 2014-05-13 $8,181,000
8389170 Method to detect no coolant flow in a fuel cell system Joseph Dean Rainville, Joseph C. Gerzseny, Loren Devries 2013-03-05 $5,558,000
8308133 Freeze capable anode valve with a housed sliding plate orifice Seth E. Lerner 2012-11-13 $9,913,000
8192878 Method and algorithm to detect frozen anode pressure sensor Loren Devries, Bruce J. Clingerman, Abdullah B. Alp 2012-06-05 $5,478,000
7906244 Homogenous thermal coolant cycling in fuel cell stack Stephen Farris 2011-03-15 $15,553,000
7771888 Anode air purge valve design Bruce J. Clingerman, Joseph C. Gerzseny 2010-08-10