Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen Doren — 2 Patents

CCCompaq Computer: 1 patents #854 of 1,604Top 55%
Northborough, MA: #199 of 343 inventorsTop 60%
Massachusetts: #42,563 of 88,656 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Stephen Doren has been granted 2 US patents while listed as an inventor at Compaq Computer. The first was granted in 2000 and the most recent in May 2001. Stephen Doren ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Stephen Doren in Northborough, MA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6226709 Memory refresh control system Paul M. Goodwin 2001-05-01 $33,544,000
6101581 Separate victim buffer read and release control Simon C. Steely, Jr., Robert Eugene Stewart, James B. Keller 2000-08-08