Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JC

James A. Cramer — 8 Patents

CUCummins: 4 patents #380 of 2,217Top 20%
CSCummins Emission Solutions: 2 patents #159 of 448Top 40%
CFCummins Filtration: 1 patents #23 of 49Top 50%
FLFleetguard: 1 patents #94 of 210Top 45%
Columbus, IN: #226 of 1,378 inventorsTop 20%
Indiana: #4,660 of 33,936 inventorsTop 15%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
James A. Cramer has been granted 8 US patents while listed as an inventor at Cummins. The first was granted in 1999 and the most recent in January 2024. James A. Cramer ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list James A. Cramer in Columbus, IN, US.

Patents per Year

Patents granted per year, 1999 to 2024Bar chart with a peak of 2 patents in 2023.peak 21999: 1 patents19992008: 1 patents20082010: 1 patents20102018: 1 patents20182019: 1 patents20192023: 2 patents20232024: 1 patents2024

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11867106 Systems and methods for desulfation of catalysts included in aftertreatment systems Michael J. Cunningham, Aleksey Yezerets, Junhui Li 2024-01-09 $39,199,000
11698011 Systems and methods for desulfation of catalysts included in aftertreatment systems Michael J. Cunningham, Aleksey Yezerets, Junhui Li 2023-07-11 $50,585,000
11639693 Internal combustion engine and method to increase the temperature of a liquid in the internal combustion engine Jeremiah Nethercutt, Emrah Arslanturk, Weiwen Wang 2023-05-02 $143,017,000
10323555 Aftertreatment regeneration with variable time and temperature Salil H. Marathe, Pourash G. Patel 2019-06-18 $58,638,000
10077695 Aftertreatment regeneration with variable time and temperature Salil H. Marathe, Pourash G. Patel 2018-09-18 $21,406,000
7788911 Adsorbed substance accumulation reduction for exhaust treatment equipment Yuetao Zhang, Daniel D. Wilhelm, Joseph M. Brault, Venkata R. Lakkireddy, Thomas A. Grana 2010-09-07
7316109 Lobed exhaust diffuser apparatus, system, and method James C. Clerc, J. David Dixon, Francois Ntone, Patrick Klein 2008-01-08
5951260 System and method for electronic air compressor control Dipchand Nishar 1999-09-14 $23,833,000