Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tyler, TX ranks #2,230 worldwide for total patents filed all time, with 1,419 patents from 403 inventors. Leading employers of inventors based in Tyler, TX include Orbis Canada Limited, Rambus, Microchip Technology Incorporated. That works out to 13.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 403 inventors

Rank Inventor Primary Company Patents
1 Edward L. Stahl Orbis Canada Limited 42
2 James E. Harris Rambus 41
3 Michael Catherwood Microchip Technology Incorporated 35
#4 Bradley T. Wilson Hill-Rom Services 31
#5 David E. Williams Caron Compactor 29
#6 Richard H. Laughlin Optical Switch 27
#7 James William Hugg Kromek Group. Plc 25
#8 Corey T. Harbold Flexuspine 20
#9 Michael J. Norton Axcess Instruments 19
#9 Wayne N. Kraft Trane International 19
#11 Carl L. Garrett Trane International 18
#12 Youssef A. Jaber Trane International 17
#12 Danny Young Unknown 17
#12 Noel D. Ischy Axcess Instruments 17
#12 Raymond Walter Rite Trane International 17
#16 Richard W. Muirhead IBM 16
#16 Thomas Gort Trane International 16
#18 Timothy Wayne Storm Trane International 15
#18 Maya P. Jedlicka Dbk.Co.Ltd 15
#20 Richard Lee Jameson Trane International 14
#21 James R. M. Neal Intel 13
#22 Daniel John Blair Trane International 12
#22 Elliott Middleton Aveva Software 12
#22 Andrew Hamilton Hanks Trane International 12
#25 Steven Idell University Of Texas System 11
#25 William G. Elmer Encline Artificial Lift Technologies 11
#25 Raghavendra Vitthalrao GHUGE Sleep Solutions Of Texas 11
#25 Richard D. Farris The Procter & Gamble 11
#29 Heath Hicks 10
#29 Louis Sulfstede American Standard 10
#29 Karl J. Mutchnik Trane International 10
#29 Darryl E. Denton Trane International 10
#29 Eric Mackintosh 10
#29 Rakesh K Srivastava Aurea Software 10
#35 Kirby N. Bicknell Trane International 9
#35 Drew Whitehurst Trane International 9
#35 Mark E. Groskreutz Trane International 9
#35 Robert J. Alvarez Mile High Equipment 9
#39 Neal Harrington Trane International 8
#39 Joseph George Land, III Trane International 8
#39 Sreerama SHETTY University Of Texas System 8
#39 Gary L. Sapp Trane International 8
#39 Chuan Yan Trane International 8
#39 Amanda Lynn Kessel Robroy Industries—Texas 8
#45 Mark Lankford Unknown 7
#45 Percy F. Wang Trane International 7
#45 Jason Thomas LeRoy Trane International 7
#45 John Mark Hagan Trane International 7
#45 Stephen Kowalski Northrop Grumman 7
#45 Caleb N. Nehls Freightlucid 7

Part of Texas