Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Steven E. Stark — 3 Patents

INInfocus: 2 patents #65 of 126Top 55%
SESeiko Epson: 1 patents #5,551 of 7,774Top 75%
Portland, OR: #3,796 of 9,213 inventorsTop 45%
Oregon: #10,287 of 28,073 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Steven E. Stark has been granted 3 US patents while listed as an inventor at Infocus. The first was granted in 1999 and the most recent in June 2013. Steven E. Stark ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Steven E. Stark in Portland, OR, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
RE44279 Lamp power pulse modulation in color sequential projection displays Henry Frazier Pruett 2013-06-11
6520648 Lamp power pulse modulation in color sequential projection displays Henry Frazier Pruett 2003-02-18 $4,424,000
5967636 Color wheel synchronization apparatus and method Edmund Passon 1999-10-19 $7,832,000