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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Brian Litteer — 11 Patents

General Motors: 9 patents #1,748 of 18,328Top 10%
JLJohnson Matthey Fuel Cells Limited: 1 patents #30 of 54Top 60%
Henrietta, NY: #24 of 192 inventorsTop 15%
New York: #13,476 of 115,490 inventorsTop 15%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Brian Litteer has been granted 11 US patents while listed as an inventor at General Motors. The first was granted in 2005 and the most recent in July 2015. Brian Litteer ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Brian Litteer in Henrietta, NY, US.

Patents per Year

Patents granted per year, 2005 to 2015Bar chart with a peak of 3 patents in 2011.peak 32005: 1 patents20052007: 1 patents20072010: 2 patents20102011: 3 patents20112012: 1 patents20122014: 1 patents20142015: 2 patents2015

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9083012 Membrane electrode assembly having an adhesive layer impregnating through an electrocatalyst layer and into a first gas diffusion substrate Catherine Helen de Rouffignac, Hubert Gasteiger, Adam John Hodgkinson, Peter Anthony Trew, Bhaskar Sompalli +1 more 2015-07-14 $6,417,000
8993185 Method for determining an average cell voltage for fuel cells John P. Salvador, Thomas A. Greszler 2015-03-31 $7,293,000
8647785 Dynamic voltage suppression in a fuel cell system John P. Salvador, Thomas A. Greszler 2014-02-11 $14,377,000
8206872 Mitigation of membrane degradation by multilayer electrode Annette M. Brenner, Hubert Gasteiger, Wenbin Gu, James Leistra, Han-Yuan Liu +2 more 2012-06-26 $9,061,000
8007949 Edge-protected catalyst-coated diffusion media and membrane electrode assemblies Bhaskar Sompalli, Hubert Gasteiger, Susan Yan 2011-08-30
7977005 Edge-protected catalyst-coated membrane electrode assemblies Bhaskar Sompalli, John Healy, Susan Yan, Hubert Gasteiger, Wenbin Gu +1 more 2011-07-12 $8,622,000
7943268 Reinforced membrane electrode assembly Yeh-Hung Lai, Daniel P. Miller, Craig S. Gittleman, Michael K. Budinski 2011-05-17 $29,671,000
7816058 Split architectures for MEA durability Bhaskar Sompalli, Susan Yan, Anthony B. LaConti 2010-10-19
7713644 Catalyst layer edge protection for enhanced MEA durability in PEM fuel cells Steven G. Goebel, Hubert Gasteiger, Bhaskar Sompalli 2010-05-11
7179553 Method for detecting electrical defects in membrane electrode assemblies Michael Murphy 2007-02-20 $12,419,000
6861173 Catalyst layer edge protection for enhanced MEA durability in PEM fuel cells Sompalli Bhaskar, Hubert Gasteiger 2005-03-01