Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tulsa, OK ranks #506 worldwide for total patents filed in 2018, with 254 patents from 178 inventors. Leading employers of inventors based in Tulsa, OK include Baker Hughes Holdings, Chevron, Dentsply Sirona. That works out to 0.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 178 inventors

Rank Inventor Primary Company Patents
1 Jeffrey G. Frey Baker Hughes Holdings 5
1 Mark L. Hlavinka Chevron 5
3 Dan Ammon Dentsply Sirona 4
3 David S. Jordan Itool Equipment Holding 4
3 Christopher Hozumi Miyata Bluefin Payment Systems 4
3 Bryan Santangelo 4
3 William B. Johnson Lanxide Technology 4
#8 Kensha M. Clark Chevron 3
#8 John Newmeister Newcon 3
#8 David Carman Lam Research 3
#8 John D. Cockerham Emerson Process Management Regulator Technologies 3
#8 Michael R. Brown Sensus Spectrum 3
#8 Donald W. Allison United Video Properties 3
#8 Wesley John Nowitzki Halliburton Energy Services 3
#8 Toby DeWeese Rovi Guides 3
#8 Michael H. Freeman Advanced Charging Technologies 3
#8 W. J. “Jim” Weaver, Jr. Advanced Charging Technologies 3
#18 H. Lynn Tomlinson Reg Synthetic Fuels 2
#18 Richard C. Freeman Raytrx 2
#18 David M. Berezowski United Video Properties 2
#18 Chad Boss Raytrx 2
#18 Brian Santee Advanced Charging Technologies 2
#18 Nicholas Lee Jensen John Zink Company 2
#18 Justin Hendricks Vacuworx Global 2
#18 Bruce L. Randall Coiled Tubing Specialties 2
#18 Samuel C. Kucera Baker Hughes Holdings 2
#18 Joseph P. Baumgartner Rovi Guides 2
#18 Terry Gene Huff Unknown 2
#18 John Pendergraft 2
#18 Brown Lyle Wilson Baker Hughes Holdings 2
#18 Timothy Oneal John Zink Company 2
#18 Jason Hill Emerson Electric 2
#18 George Edward L. Schaefer, Jr. Aeris Communications 2
#18 Daniel Todd Wright John Zink Company 2
#18 Gene Wesley Bittel John Zink Company 2
#18 Mark Elliot Ferguson John Zink Company 2
#18 David J. Keener Level 3 Communications 2
#18 Robert Wright 2
#18 Jarran C. Davis 2
#18 Stephen Joseph Rehm John Zink Company 2
#18 Pawel Lewicki Tibco Software 2
#18 David Barber Rovi Technologies 2
#18 Jeffrey F. Greco Chevron 2
#18 Todd Ethan Earls John Zink Company 2
#18 M. Scott Reichardt Rovi Guides 2
#18 Marvin Robinowitz Grand Abyss 2
#18 Adam Zachary Baratz Dentsply Sirona 2
#18 Stephen Pollard Cognos Incorporated 2
#18 Michael H. Freeman Raytrx 2
#18 Jordan Boss Raytrx 2

Part of Oklahoma