Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 David Kemmish Victrex Manufacturing Limited 1
1 Ashley D. Derrick J.H. Fenner & Co. 1
1 Thomas Kugler Seiko Epson 1
1 John Oakes Lever Brothers 1