Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Westminster, MD ranks #3,175 worldwide for total patents filed all time, with 951 patents from 204 inventors. Leading employers of inventors based in Westminster, MD include Black & Decker, Griffin Holdings, Dlhbowles. That works out to 47.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 204 inventors

Rank Inventor Primary Company Patents
1 Michael L. O'Banion Black & Decker 124
2 Mark T. MacLean-Blevins Griffin Holdings 56
3 Shridhar Gopalan Dlhbowles 37
#4 Joseph W. Pfeifer, III Dsm Ip Assets B.V. 33
#5 Tracie L. C. Wilson Mccormick & Company 32
#6 Kevin Joseph Markey Lever Brothers Company, Division Of Conopco 30
#7 Tobin Hellyer Becton, Dickinson And 29
#8 John H. Staehlin Volunteers For Medical Engineering 26
#9 Richard A. O'Brien Safeop Surgical 19
#10 Tracie Lynn Clemons Wilson Mccormick & Company 17
#11 Christopher B. Cullison Zerofox 16
#11 John D. Mantlo Becton, Dickinson And 16
#13 Michael S. Davis 14
#14 John T. Day Rubber Millers 13
#15 Joseph J. Tracy United Tote 12
#16 John L. Snyder Hamilton Standard Controls 11
#17 Joseph M. Maurio 10
#17 Marshal Chang Lnj Group 10
#19 Jerome A. Solinas National Security Agency 9
#19 Trevor Hegg Evapco 9
#19 Jeffrey Okamitsu Fusion Uv Systems 9
#19 Angela L. Baer Target Brands 9
#23 Andrew J. Baker Unknown 8
#23 Carl Thompson Transaction Technology 8
#23 Richard J. Cronin Ingersoll-Dresser Pump 8
#23 Brian Cornblatt Nutramax Laboratories 8
#23 Grace Cornblatt Nutramax Laboratories 8
#23 Douglas G. Walker Eastman Kodak 8
#23 Sean Marshall Baity 8
#30 Kevin Barnes Microsoft 7
#30 John S. Suehle US Dept of Commerce 7
#30 Michelle L. Bowers Black & Decker 7
#33 Pasquale Michael Buzzeo Lever Brothers Company, Division Of Conopco 6
#33 Michael F. Arnold Racing Strollers 6
#33 Garry Rumbaugh Unknown 6
#36 Michael HAIDER Nabtesco 5
#36 Martin S. Ramsey IBM 5
#36 John A. Bogdan, Jr. Baxter International 5
#36 Thomas M. Woerner Surmodics 5
#36 Joseph L. Wood Flsmidth A/S 5
#36 Richard J. Borkowicz GE 5
#36 Eric A. King Oceaneering International 5
#36 RaeAnn M. Auel Mine Safety Appliances Company 5
#36 David P. McClellan Siemens-Allis 5
#45 John T. DiGate Unknown 4
#45 Kenneth H. Kuykendall, Sr. Sweetheart Cup Company 4
#45 Stephen Kubicsko Tvi 4
#45 Christopher Riley AT&T 4
#45 Robert Henry Roche 4
#45 Norman P. Perkins, Jr. Gould 4

Part of Maryland