Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Joseph Charles Henry Walters Madison Filter 981 Limited 1
1 Wayne Anthony Keleher 1
1 Michael Drew Wickerson 1
1 William Robert Warwick-Day 1
1 Thomas Allen Wyatt 1
1 Gavin William Kele 1
1 Laurence Edwin Georgeson 1