Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Ryan — 2 Patents

SCScient'X: 1 patents #4 of 16Top 25%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Capistrano Beach, CA: #38 of 86 inventorsTop 45%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David Ryan has been granted 2 US patents while listed as an inventor at Scient'X. The first was granted in 1981 and the most recent in January 2011. David Ryan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Ryan in Capistrano Beach, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7862615 Intervertebral implant with two shapes Olivier Carli, Pierre Bernard, Christian Mazel 2011-01-04
4257590 Portable home gymnasium James L. Sullivan 1981-03-24