Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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C. Eugene Cowan — 3 Patents

CMCascade Microtech: 3 patents #52 of 118Top 45%
Beaverton, OR: #1,355 of 3,140 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
C. Eugene Cowan has been granted 3 US patents while listed as an inventor at Cascade Microtech. The first was granted in 2005 and the most recent in December 2009. C. Eugene Cowan ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list C. Eugene Cowan in Beaverton, OR, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7639003 Guarded tub enclosure John Dunklee, Greg Norgden 2009-12-29 $1,478,000
7221146 Guarded tub enclosure John Dunklee, Greg Norgden 2007-05-22 $280,000
6861856 Guarded tub enclosure John Dunklee, Greg Norgden 2005-03-01 $656,000