Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Nigel Leggett Sensor Highway Limited 2
2 Helen Elizabeth Ruth Howitt Brown & Williamson Tobacco 1
2 John Drinkwater Optaglio Limited 1
2 Christopher Brian Watts 1
2 Andreas Csaba Szentistvany Stannah Stairlifts Limited 1