Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Towson, MD ranks #1,974 worldwide for total patents filed all time, with 1,645 patents from 347 inventors. Leading employers of inventors based in Towson, MD include Adams Golf Ip, Lp, The Johns Hopkins University, Black & Decker. That works out to 27.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 347 inventors

Rank Inventor Primary Company Patents
1 Anthony J. Antonious Adams Golf Ip, Lp 224
2 Nickolas Papadopoulos The Johns Hopkins University 58
2 Earl M. Ortt Black & Decker 58
#4 Dylan Parker Google 38
#4 Danh T. Trinh Black & Decker 38
#6 Daniel Baker Flightaware 33
#7 Roy Levitt Geneial 28
#8 Brad Olschansky Lifeing 26
#9 Nicholas Ryan Imsand Apex Brands 24
#10 Laura Ensign The Johns Hopkins University 20
#11 Daniel F. Nace Black & Decker 18
#12 Jason R. Melvin Black & Decker 17
#13 Robert W. Flesher Apogee Design 16
#13 Thomas J. Quinn Black & Decker 16
#13 Michael Justis Black & Decker 16
#16 William A. Hubbard Unknown 15
#17 Harry C. Dietz The Johns Hopkins University 14
#18 Charles Coleman Della Santina The Johns Hopkins University 13
#18 John Wong William Beaumont Hospital 13
#18 Asil Avjioglu The University Of Melbourne 13
#21 Ming Yang The Johns Hopkins University 12
#21 Fielding H. Lewis, Jr. Stx 12
#21 John P. Streich Black & Decker 12
#24 Sean D. Hill Black & Decker 11
#24 Kevin Kornegay Cornell Research Foundation 11
#24 Alastair Morgan Mackay Mesoblast International Sàrl 11
#24 Joshua F. West Black & Decker 11
#24 Yanchao Wang Black & Decker 11
#24 John R. Waters Becton, Dickinson And 11
#30 Anthony N. Kalloo Chek-Med Systems 10
#30 Pezhman Foroughi Clear Guide Medical 10
#32 Stephen Mark Ryan The Johns Hopkins University 9
#32 Jimmie D. Peterman Verizon 9
#32 Chenglin Yang Adobe 9
#32 James W. Marshall Chevron 9
#32 Arthur E. Christensen 9
#37 Stephen J. Lovell Becton, Dickinson And 8
#37 Stephen Kostas Carnegie Institution Of Washington 8
#37 Gyanu Lamichhane The Johns Hopkins University 8
#37 Dan H. Schulze University Of Maryland, Baltimore 8
#37 Paul Goldenbaum Becton, Dickinson And 8
#37 Kimishige Ishizaka La Jolla Institute For Allergy And Immunology 8
#37 Reza Mazhari Rexahn Pharmaceuticals 8
#37 Robert J. Cirincione, II Black & Decker 8
#37 David Martin Intuitive Surgical 8
#37 Patrick J. Tilson Black & Decker 8
#37 Jean-Paul Wolinsky The Johns Hopkins University 8
#48 Abraham Sanchez Black & Decker 7
#48 Kwok-Leung Li AT&T 7
#48 Vincent F. Shapanus Art 7

Part of Maryland