Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John Dinka — 2 Patents

DUDurect: 2 patents #42 of 96Top 45%
Fairfax, VA: #492 of 1,249 inventorsTop 40%
Virginia: #12,799 of 34,511 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John Dinka has been granted 2 US patents while listed as an inventor at Durect. The first was granted in 2004 and the most recent in January 2010. John Dinka ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Dinka in Fairfax, VA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7648496 Device and method for accurate delivery of an active agent Edward M. Gillis, Andrew Poutiatine, James A. Filice, Peter Wickman, John Culwell 2010-01-19 $3,984,000
6835194 Implantable devices and methods for treatment of pain by delivery of fentanyl and fentanyl congeners Randolph Mellus Johnson, Felix Theeuwes, Edward M. Gillis, Dana Litmanovitz, Barbara Laidlaw +6 more 2004-12-28 $3,538,000