Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hemet, CA ranks #5,683 worldwide for total patents filed all time, with 450 patents from 149 inventors. Leading employers of inventors based in Hemet, CA include IBM, Riley Power, Bioject. That works out to 5.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 149 inventors

Rank Inventor Primary Company Patents
1 Paul M. Cadarette IBM 44
2 William Schmitz Riley Power 24
3 Victor L. Bartholomew Bioject 18
#4 Lewis Gray Westinghouse Electric 15
#5 Donald J. Pusateri Access Business Group International 13
#6 Ronald O. Richardson Basf Se 12
#6 Kenneth E. Meacham Callaway Golf 12
#8 Gerald E. Davis Mccrometer 11
#8 Show-Jong Yeh Sunyen Co. 11
#10 Robert O. Rowland Hudson Oxygen Therapy Sales 10
#10 Kenneth D. Seibert The Babcock & Wilcox 10
#10 John Schreiner Advanced Cardiovascular Systems 10
#13 Wayne Clark Cisco 9
#14 Patrick Stevens Ads 8
#15 Warner V. Graves, Jr. Bird Products 7
#16 William B. Schmitz Unknown 6
#16 Kenneth C. Baker Cca 6
#16 Richard P. Hewitt Bourns Instruments 6
#16 Stephan Hastings Paragon Airheater Technologies 6
#16 Eric Dahl Mikkelsen Mccrometer 6
#21 Clinton Paul Hobbs Mccrometer 5
#21 Emilio Rodriguez The Braun 5
#21 Ronald MacDonald See Water 5
#21 Floyd McCall Mccrometer 5
#21 Brian Webb Callaway Golf 5
#21 Vernon A. Miller 5
#21 Anthony Perry Co-Operative Rose Growers 5
#28 Edward Michalko Uop 4
#28 Jared Steven Ayers Mccrometer 4
#28 Kendall Seidel 4
#28 Lennert J. Mitchell, Jr. Agouron Pharmaceuticals 4
#28 Alberto C. Torres Lavelle Industries 4
#28 Elmer C. Markles 4
#34 Carey Leon Jones 3
#34 Leo Beaulieu 3
#34 Frederick Anderson 3
#34 Kenneth Clark Walmart Apollo 3
#34 Betsy G. Sears 3
#39 Gail E. Rogge 2
#39 Gerald B. Block 2
#39 Matthew Zerebny 2
#39 Roman Lysecky University Of Arizona 2
#39 Gordon A. Monten 2
#39 Kevin McKee Te Connectivity Co. 2
#39 Timothy Jenson 2
#39 Jerry W. Browning Unknown 2
#39 David P. Frahn 2
#39 Richard W. Bremer 2
#39 Melissa Seitz Ii-Vi Delaware 2
#39 Robert N. Pinkerton Mccrometer 2

Part of California