Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Severn, MD ranks #7,972 worldwide for total patents filed all time, with 278 patents from 110 inventors. Leading employers of inventors based in Severn, MD include Akonni Biosystems, Trx Systems, Harpoon Medical. That works out to 4.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 110 inventors

Rank Inventor Primary Company Patents
1 Christopher G. Cooney Akonni Biosystems 26
2 Jared Napora Trx Systems 24
3 Jeffrey David Hartman 13
#4 Stephen Cournane Harpoon Medical 11
#5 Hugh Schmittle Freewing Aerial Robotics 10
#5 Stephen R. Harmon Ciena 10
#5 William T. Osborne Baltimore Aircoil Company 10
#8 Harry D. Danforth British Technology Group Usa 9
#9 Dustin E. Whipple Whipple Industries 8
#10 Francis J. Reeves 7
#11 Sean R. McLaughlin 5
#12 Edwin Weber Kautt & Bux Kg 4
#12 Daniel George Dosch 4
#12 Jerry Tipton US Dept of Homeland Security 4
#12 Andrew K. Kwegyir-Afful University Of Maryland, Baltimore 4
#12 Robert J. Delcoco Westinghouse Electric 4
#12 Sandra I. Diltz Martek Biosciences 4
#12 William L. Price AMD 4
#19 William Jeffrey Byrd 3
#19 Barry R. Hammen Immuta 3
#19 Daryle D. Deloatch The Government Of The United States, As Represented By The Director, National Security Agency 3
#19 Angela Singleton Unknown 3
#19 John T. James US Army 3
#19 Nancy Krebs Lessac Technologies 3
#25 Tim Malkus 2
#25 Terry L. McKinney Northrop Grumman 2
#25 Stefan BARANOFF 2
#25 John J. Lawson US Air Force 2
#25 Alan Martin Williard Arinc Incorporated 2
#25 Johnny Callahan US Air Force 2
#25 Corey N. Jones Psi Co. 2
#25 Rosemary Flood 2
#25 Dwight E. Lynn USDA 2
#25 Antonette Preisinger Allen Oncormed 2
#25 Cynthia A. Ladouceur 2
#25 Yahya Zia 2
#25 Eric V. York National Security Agency 2
#38 Russell M. Bear 1
#38 Victor J. Brzozowski Westinghouse Electric 1
#38 Gretchen R. Greene Westinghouse Electric 1
#38 Darvin R. Moran W.R. Grace & Co.-Conn. 1
#38 Michael J. Madera 1
#38 Raymond Burkhardt NASA 1
#38 Steven M. Musser 1
#38 Richard D. Stevenson 1
#38 John R. Gossage 1
#38 Sheryl K. Stoll 1
#38 Elvia C. Perez National Security Agency 1
#38 Billy R. Dobbins 1
#38 Bernice D. Williams 1

Part of Maryland