Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Thornton, CO ranks #1,376 worldwide for total patents filed all time, with 2,443 patents from 517 inventors. Leading employers of inventors based in Thornton, CO include Rambus, Avaya, AT&T. That works out to 17.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 517 inventors

Rank Inventor Primary Company Patents
1 Richard E. Perego Rambus 145
2 Andrew D. Flockhart Avaya 85
3 Gary J. Grimes AT&T 74
#4 Robert E. Fisher Hunter Douglas 62
#5 Ming-Chien Shan HP 57
#6 Timothy J. Miller Florida Turbine Technologies 50
#7 Shelbee D. Smith-Eigenbrode IBM 48
#8 Andrew J. Broadworth Level 3 Communications 43
#9 Craig B. McAnally Micro Motion 42
#10 Kenneth M. Faller Hunter Douglas 35
#11 Gregory P. Harkenrider Hunter Douglas 34
#11 Michael Walker Proterra Ag 34
#13 Jeffrey E. Bickford AT&T 31
#14 Alvin Stanley Cullick Landmark Graphics 30
#15 Donald W. Heckel Covidien Lp 28
#16 David P. Besko Covidien Lp 27
#17 Nick Kielsmeier Magpul Industries 26
#18 Alan Ward Apple 24
#19 Trevor Chandler Avodah 23
#19 David E. Rasmussen Johnson Service 23
#21 Gagandeep Singh Lamba Rambus 21
#21 Rima Shah Dish Network L.L.C. 21
#23 David Craig Halliburton Energy Services 20
#24 Dilan Nirushan Fernando Ricoh Company 19
#24 Patrick M. Bertsch Swift Distribution 19
#24 Kelly Wanser Fortinet 19
#27 Laurence G. Ball Engineered Data Products 18
#27 Larry Adams Composite Technology Development 18
#29 Wayne Summons Sashco 17
#29 Paul J. Karp Magswitch Technology 17
#31 Stephen L. Maynard 16
#32 Chandra Ravipati Avaya 14
#32 Gregory J. Beveridge Mediaone Group 14
#32 Kaushik Mallick Steelhead Composites 14
#35 Robert Gotschall Zoll Medical 13
#35 Adam A. Swartz IBM 13
#37 Edward A. Mayda Frontier Wind, Llc. 12
#37 Steven E. Drake Level 3 Communications 12
#37 Joseph Michael Letkomiller The Goodyear Tire & Rubber 12
#37 Hoi Kwan Wong Navajo Manufacturing Company 12
#37 Mark A. Schwandt Hunter Douglas 12
#37 Brian K. Hoyt IBM 12
#43 David Wayne Nowakowski Oracle 11
#43 Matthew Miller Cisco 11
#43 Kelly Q. Rahn Hunter Douglas 11
#43 Phillip M. Thomas AT&T 11
#43 John Biondo Trimble Navigation Limited 11
#48 Samid Ameer Hoda Level 3 Communications 10
#48 Russell D. Richardson Ingersoll-Rand 10
#48 Mark Alvin Mason Cartasite 10

Part of Colorado