Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Rockville, MD ranks #300 worldwide for total patents filed all time, with 10,181 patents from 2,038 inventors. Leading employers of inventors based in Rockville, MD include Origin Wireless, Moskowitz Family, Hughes Network Systems. That works out to 151.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 2,038 inventors

Rank Inventor Primary Company Patents
1 Valentina Di Francesco 166
2 Oscar Chi-Lim Au Origin Wireless 113
3 Nathan C. Moskowitz Moskowitz Family 94
3 Mosheh T. Moskowitz Moskowitz Family 94
#5 Douglas Dillon Hughes Network Systems 92
#6 George Sigal Meso Scale Technologies, Llc. 89
#7 Ahmnon D. Moskowitz Moskowitz Family 76
#8 Stanley Kay Hughes Network Systems 70
#9 Peng Wang Ecole Polytechnique Federale De Lausanne (Epfl) 63
#10 Imre Kovesdi Genvec 61
#10 Michael Kaleko Synthetic Biologics 61
#10 John Mascola The United States Of America, As Represented By The Secretary, Department Of Health And Human Services 61
#13 Sean S. Lee Directv 59
#14 Scott Koenig Macrogenics 57
#15 James C. Chen Light Sciences 55
#16 Manish Kochar Meso Scale Technologies, Llc. 54
#17 Padmanabh P. Bhatt Supernus Pharmaceuticals 53
#17 Norman G. Anderson Large Scale Proteomics 53
#19 Milton L. Brown Georgetown University 50
#20 David Bowie Cruickshank Skyworks Solutions 49
#21 Richard J. Massey Igen International 46
#22 Elliott D. Light PayPal 45
#23 Anthony C. Fascenda Koolspan 44
#24 Charles H. Wood Fusion Systems 43
#24 Thomas Danaher Harvey Lyft 43
#26 Gideon Samid 42
#26 Taisen Zhuang U.S. Patent Innovations 42
#26 Steven Ira Geller Kajeet 42
#29 George N. Pavlakis US Dept of Health & Human Services 40
#30 David Huabin Wang US Air Force 39
#30 Liangbing HU University Of Maryland, College Park 39
#32 Frank A. Hunleth Hillcrest Laboratories 38
#32 Weimin Zhou US Army 38
#34 Lawrence Jacobs Oracle 37
#35 Billy W. Chang IBM 35
#35 Mark Passler Sr Technologies 35
#37 Stephen W. Smith Duke University 34
#37 Chandra Vaidyanathan Ipr Licensing 34
#39 David Fitzgerald US Dept of Health & Human Services 33
#40 Charles David Pauza American Gene Technologies International 32
#40 Sheila Connelly Synthetic Biologics 32
#42 Chi-Jiun Su Hughes Network Systems 31
#42 George R. Martin Riptide Bioscience 31
#42 Ayako Watanabe Ricoh Company 31
#42 Tyler Lahusen American Gene Technologies International 31
#42 Richard Lewis Veech Btg International 31
#42 Gregory M. Fahy 21St Century Medicine 31
#48 Simon Y. London Bae Systems Information And Electronic Systems Integration 30
#48 Gary Brooker Celloptic 30
#48 Eduardo A. Padlan US Dept of Health & Human Services 30

Part of Maryland