Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Waltham, MA ranks #281 worldwide for total patents filed all time, with 10,844 patents from 1,656 inventors. Leading employers of inventors based in Waltham, MA include Zoll Medical, Enanta Pharmaceuticals, Johnson & Johnson. That works out to 166.3 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 1,656 inventors

Rank Inventor Primary Company Patents
1 Gary A. Freeman Zoll Medical 448
2 Yat Sun Or Enanta Pharmaceuticals 342
3 Frederick A. Flitsch Johnson & Johnson 188
#4 Daniel L. Flynn G.D. Searle 128
#5 Jing Xu Novagen Holding 103
#6 Kristian DiMatteo Boston Scientific Scimed 96
#7 Zachary Shriver Visterra 85
#8 Jian Li AT&T 75
#9 Timothy Weeden Dyne Therapeutics 64
#10 Jeremy Green Vertex Pharmaceuticals Incorporated 59
#11 Braydon Charles Guild Translate Bio 58
#11 Aris Gkoulalas-Divanis IBM 58
#13 Mohammed T. Qatanani Dyne Therapeutics 55
#14 Adrian I. Cogan Gte Laboratories Incorporated 50
#15 Paolina Atanassova Cabot 48
#16 Alfred Anthony Rizzi Boston Dynamics 46
#17 Janeta Popovici-Muller Agios Pharmaceuticals 45
#18 Chad Eric Houseweart Sanofi Pasteur 44
#18 Michael D. Kaufman Deciphera Pharmaceuticals 44
#20 Andrew M. Wollacott Monsanto Technology 42
#20 Lain-Yen Hu Cambridge Neuroscience 42
#20 Jian Cui Phasorlab 42
#20 Alex Khripin Boston Dynamics 42
#20 Anant Aggarwal Osram Sylvania 42
#25 Carl O. Bozler MIT 41
#25 Damir Klikic Schneider Electric It 41
#27 Karthik Viswanathan Visterra 40
#27 Qiandong Zeng Sanofi Pasteur 40
#29 Robert W. Campbell Insulet 39
#29 Stephanos Ioannidis Forma Therapeutics 39
#31 Elizabeth M. Enlow The Johns Hopkins University 38
#32 David C. Collins HP 37
#32 Kevin Jiang Broadcom 37
#32 Marco da Silva Google 37
#32 Ruoxi Lan Merck 37
#36 Robin Mark Adrian Dawson Draper Laboratory 34
#36 Eric Whitman Boston Dynamics 34
#36 Bertrand Le Bourdonnec Adolor 34
#39 Vahe Bedian Amgen 33
#39 Gregory Babcock Visterra 33
#39 William Scott Hughes Euro-Pro Operating 33
#39 Cody A. Desjardins Dyne Therapeutics 33
#43 Muneto Mogi Novartis Ag 32
#43 Alexey Popov The Johns Hopkins University 32
#43 Jack P. Salerno Kopin 32
#43 Lawrence C. Lynnworth Panametrics 32
#43 Lawrence J. Wangh Brandeis University 32
#48 Marlene C. Schwarz Boston Scientific Scimed 31
#48 Goetz FRIEDERICHS Nxstage Medical 31
#50 Andrei Paduroiu Emc Ip Holding Company 30

Part of Massachusetts