Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Colin Jon Partridge Xerox 3
2 John Herbert Merrett Roche Palo Alto 2
2 Emma Vickerstaffe Astex Therapeutics Limited 2
2 Roger D. Masham Xerox 2
#5 Philip Keenan Mcor Technologies Limited 1
#5 Jonathan Pillow Cambridge Display Technology Limited 1
#5 Karen Alexandra Masters Altro Limited 1
#5 Andrew Dargle Ultra Electronics Limited 1