Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Buffalo, NY ranks #1,256 worldwide for total patents filed all time, with 2,678 patents from 839 inventors. Leading employers of inventors based in Buffalo, NY include Qualcomm, Baxter International, Cook Medical Technologies. That works out to 9.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 839 inventors

Rank Inventor Primary Company Patents
1 Jack C. Kitchens Qualcomm 68
2 Tuan Bui Baxter International 49
3 Richard W. Ducharme Cook Medical Technologies 45
#4 John S. Cullen Multiform Desiccants 39
#5 David L. Schwartz Ameriwood Industries 38
#6 Frank E. Lowther Atlantic Richfield 37
#7 Jerome J. Schentag Therasyn Sensors 26
#8 James P. Meagher Emerson Electric 24
#9 John A. Carlin Parker-Hannifin 23
#9 Belma Demirel Rentech 23
#9 Mark Evans Brighton Amazon 23
#12 Xiang Ling 21
#13 David M. Spillman Wilson Greatbatch 20
#13 James R. Dray Praxair Technology 20
#13 Chih-Chau L. Kuan Neopath 20
#16 John Albert Olenick Corning Incorporated 19
#17 Lee J. Rosen Praxair Technology 18
#17 Arup Bhattacharya Gryphon Online Safety 18
#19 Robert Berghash Brimms 17
#19 Richard M. Hollister 17
#19 Mark J. Roy Greatbatch 17
#22 Terrence G. Vargo Integument Technologies 16
#22 David E. Bradley 16
#22 Frederick Sachs SUNY Research Foundation 16
#25 Brian R. Kromer Praxair Technology 15
#25 Robert B. Skerker Robinson Knife Manufacturing Co. 15
#25 Michael Fred Novits Pennwalt 15
#28 Thomas E. Gerber Ingersoll-Rand 14
#28 Feng Hu NVIDIA 14
#28 Joseph M. Rait 14
#28 William S. Derwin Occidental Chemical 14
#32 Martin R. Kasprzyk Gas Research Institute 13
#32 Jeffrey D. Jordan NASA 13
#32 Achint Oommen Thomas Indiavidual Learning Limited 13
#35 Merry Riehm-Constantino Praxair Technology 12
#35 Vithal Revankar Memc Electronic Materials 12
#37 Jerry May Mattel 11
#37 Michael S. Manning Praxair Technology 11
#37 Arvind Goel Advanced Refractory Technologies 11
#37 Chester V. Swiatek Ingersoll-Rand 11
#41 John Subjeck Health Research 10
#41 Yaliang Li Tencent America 10
#41 Simon Mbua Ngale Efange University of Minnesota 10
#41 Kathleen Ritter Olenick Corning Incorporated 10
#41 Roger N. Weinar 10
#41 Edward J. Luber, Jr. Westwood Pharmaceuticals 10
#41 Albert H. Titus 10
#41 David W. Dyer Nationwide Children'S Hospital 10
#41 Matthew R. Warren Mahle International Gmbh 10
#50 Harold John Kieta 9

Part of New York