Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Glenn I. Beal Gilmour Manufacturing 1
1 David J. Zwick The Coleman Company 1
1 Douglas Thompson Masonite 1
1 Kevin O. Bungard Rockwood Manufacturing 1

Part of Pennsylvania