Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Worcester, MA ranks #770 worldwide for total patents filed in 2021, with 187 patents from 123 inventors. Leading employers of inventors based in Worcester, MA include RTX (Raytheon), University of Pennsylvania, IBM. That works out to 0.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 123 inventors

Rank Inventor Primary Company Patents
1 Zissis A. Dardas RTX (Raytheon) 12
2 Guangping Gao University of Pennsylvania 11
3 Christian Mueller IBM 9
#4 Nicholas Leventis Aerogel Technologies 4
#4 Adrian T. VanderSpek Exagrid Systems 4
#6 Russell Couturier IBM 3
#6 Nandakumar Selvaraj Vital Connect 3
#6 Anthony Possemato Cell Signaling Technology 3
#6 Steven John Ivester Emc Ip Holding Company 3
#6 David J. Fustino Bose 3
#11 Anil Parmar Saint-Gobain Abrasifs 2
#11 Krenar Komoni Tive 2
#11 Daniel Paul Cianfrocco Tyco Fire & Security Gmbh 2
#11 John Amann Zoll Medical 2
#11 William Millett Novobiotic Pharmaceuticals 2
#11 Jacob T. Briselden Saint-Gobain Ceramics & Plastics 2
#11 Michele L. R. Heffernan Sepracor 2
#11 Alexander B. Sigalov Signablok 2
#11 Thomas D. Briselden Saint-Gobain Ceramics & Plastics 2
#11 Jeffery R. Vautin Bose 2
#11 Mostafa El Gamal Western Digital Technologies 2
#11 Robert H. Brown, Jr. University Of Massachusetts 2
#11 Miguel Sena Esteves University Of Massachusetts 2
#11 Shu-Wei Yang Merck 2
#11 Jason R. Pupecki Bose 2
#11 Joseph McNamara US Dept of Homeland Security 2
#11 Alesia Tringale Emc Ip Holding Company 2
#11 Cecelia R. Franzini The Mitre 2
#11 William Tyler Howe Allied Tube & Conduit 2
#30 Jim Flanagan Unknown 1
#30 David Sokolowski Flodesign Sonics 1
#30 Azra Raza Onconova Therapeutics 1
#30 Steven Van Dessel Worcester Polytechnic Institute 1
#30 Ankit Gupta University Of Massachusetts 1
#30 Mingjiang Tao Worcester Polytechnic Institute 1
#30 Saivimal Sridar Worcester Polytechnic Institute 1
#30 Karen L. Troy Worcester Polytechnic Institute 1
#30 Chun-Ting Chen Healthstream Taiwan 1
#30 Eric Gratz Worcester Polytechnic Institute 1
#30 Adam Young Teledyne Scientific & Imaging 1
#30 Jessica Shelsky Worcester Polytechnic Institute 1
#30 Olivia G. Steen Worcester Polytechnic Institute 1
#30 Jeremy Carl Stewart 1
#30 Dan Wang Foxconn 1
#30 Charles E. Jakobsche Yale University 1
#30 Doddabele L. Madhavi Bioactives 1
#30 Jackson A. Ivey Saint-Gobain Adfors Canada 1
#30 Pratap Thamanna Rao Honda Motor Co. 1
#30 Michael P. Martinez RTX (Raytheon) 1
#30 Michelle Fater Boston Scientific Scimed 1

Part of Massachusetts