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

Dennis R. Mitchell — 5 Patents

GSGrid Systems: 3 patents #7 of 23Top 35%
TATandy: 1 patents #39 of 92Top 45%
UFUS Air Force: 1 patents #6,232 of 16,312Top 40%
San Jose, CA: #10,871 of 32,062 inventorsTop 35%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Dennis R. Mitchell has been granted 5 US patents while listed as an inventor at Grid Systems. The first was granted in 1986 and the most recent in November 2005. Dennis R. Mitchell ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Dennis R. Mitchell in San Jose, CA, US.

Patents per Year

Patents granted per year, 1986 to 2005Bar chart with a peak of 2 patents in 1990.peak 21986: 1 patents19861990: 2 patents19901994: 1 patents19942005: 1 patents2005

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6964699 Rocket motor exhaust scrubber Richard H. Carns, Gerald Armstrong, Robert H. Rast 2005-11-15
5305180 Disk drive ejector mechanism with latch and ejector and standby switch Steve Darren Friend 1994-04-19 $17,833,000
4959511 Pen cord tensioning device Graham P. Lloyd 1990-09-25 $11,447,000
4894792 Portable computer with removable and replaceable add-on modules James Molenda, Karl Nakamura 1990-01-16 $12,752,000
4586763 Rotatable connector mechanism David C. Paulsen, William L. Calvert, Larry D. Gravelle 1986-05-06 $22,065,000