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

Ajith K. Kumar — 4 Patents

GE: 4 patents #8,262 of 36,430Top 25%
Erie, PA: #244 of 1,097 inventorsTop 25%
Pennsylvania: #19,360 of 74,527 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Ajith K. Kumar has been granted 4 US patents while listed as an inventor at GE. The first was granted in 1990 and the most recent in April 2008. Ajith K. Kumar ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Ajith K. Kumar in Erie, PA, US.

Patents per Year

Patents granted per year, 1990 to 2008Bar chart with a peak of 1 patents in 1990.peak 11990: 1 patents19901994: 1 patents19942000: 1 patents20002008: 1 patents2008

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7350405 Disturbance-resistant bumpless crankshaft position sensing Ahmed Sheikh, Bo Nilson Almstedt, Larry Gene Anderson, Kirk Heywood 2008-04-01 $64,206,000
6078173 Simultaneous self test of multiple inverters in an AC motor system Kanwar Jit Singh 2000-06-20 $181,759,000
5306972 AC motor system Paul Robert Hokanson 1994-04-26 $10,463,000
4904918 Power conversion system including an improved filter for attenuating harmonics Ronald B. Bailey, David L. Plette 1990-02-27 $6,208,000