Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Lancaster, PA ranks #761 worldwide for total patents filed all time, with 4,449 patents from 963 inventors. Leading employers of inventors based in Lancaster, PA include Graco Children'S Products, Cnh Industrial America, Tyco Electronics Co.. That works out to 76.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 963 inventors

Rank Inventor Primary Company Patents
1 Michael L. Longenecker Graco Children'S Products 73
1 Nathan E. Isaac Cnh Industrial America 73
3 David Allison Trout Tyco Electronics Co. 71
#4 Edward H. Priepke Cnh America 57
#5 Robert Charles Flaig Commscope Technologies 48
#6 Joseph C. Hurlburt Ford 45
#7 Brian J. Snitzer IBM 43
#8 James R. Waters Awi Licensing 41
#9 Frank R. Ragland, Jr. Rca 39
#10 Charles H. Weidler Amp 37
#11 David A. Lehman Wonderland Switzerland Ag 35
#12 Robert L. Arnold Easco Hand Tools 34
#13 Theodore L. Jones Robert Bosch Gmbh 32
#14 Arkady Y. Zerebilov Fci Americas Technology 30
#15 John S. Forry NVIDIA 27
#15 Scott E. Bysick Graham Packaging Company 27
#17 Scott D. Harnish Awi Licensing 26
#17 Ronald S. Lenox NVIDIA 26
#17 Nathan J. Baxter Awi Licensing 26
#20 James T. Clevenger, Jr. Ford 25
#21 Peter M. Ritt Thomson Consumer Electronics 23
#21 Christopher J. Kamery Woodstream 23
#21 Stephen T. Opresko Thomson Consumer Electronics 23
#21 Donald Herr National Starch And Chemical Investment Holding Copporation 23
#25 Keith R. Denlinger Amp 22
#25 Ryan N. Miller Wonderland Nurserygoods Company Limited 22
#25 Nathaniel Smith Cnh Industrial America 22
#25 Robert L. Rogers Data Products 22
#29 Peter J. Oleske Awi Licensing 21
#29 Michael Hurley Ross Technology 21
#31 Bryan E. Kepner 20
#31 Ryan D. Hanuschak Awi Licensing 20
#31 Alexander W. Hasircoglu E.I. Du Pont De Nemours And 20
#34 John R. Hale Rca 19
#34 Nicholas Paul Ruffini 19
#34 Joseph M. Pawlikowski Amp 19
#34 Brian L. Springer Awi Licensing 19
#34 Irwin D. McIlwain Sperry 19
#39 Charles E. Hoyle NVIDIA 18
#39 John W. Thompson Parker Pen (Benelux) B.V. 18
#39 Steven C. Young Cnh Industrial America 18
#39 Thomas M. Tymon NVIDIA 18
#39 Steven L. Masia Awi Licensing 18
#44 Ronald T. Sheehan Ford 17
#44 Essam Abadir Powch 17
#44 Eugene D. Savoye Rca 17
#44 Lawrence A. Clark Xerox 17
#44 James Fairorth Tait Towers 17
#44 Nathan Philip Myer Te Connectivity Co. 17
#44 Robert M. VanGinhoven Ford 17

Part of Pennsylvania