Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CA

Charles Adkins — 2 Patents

P&P&I: 1 patents #6 of 19Top 35%
Milwaukie, OR: #101 of 244 inventorsTop 45%
Oregon: #12,752 of 28,073 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Charles Adkins has been granted 2 US patents while listed as an inventor at P&I. The first was granted in 1987 and the most recent in November 2015. Charles Adkins ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Charles Adkins in Milwaukie, OR, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9192805 Exercise apparatus system Austin Anderson, Mark Adame 2015-11-24
4661113 Implement attachment for a handicapped arm 1987-04-28