Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Middletown, MD ranks #8,746 worldwide for total patents filed all time, with 243 patents from 80 inventors. Leading employers of inventors based in Middletown, MD include Directv, US Army, US Dept of Commerce. That works out to 49.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 80 inventors

Rank Inventor Primary Company Patents
1 Richard B. Tatem Directv 24
2 Connie Schmaljohn US Army 15
3 Christian E. Johnson US Dept of Commerce 12
#4 Joel P. Schneider University Of Delaware 10
#4 Kevin Corcoran Current Technologies 10
#4 John Lynn Shanton, III Seneca Networks 10
#7 Dwight Koogle United States Postal Service 7
#8 Jennifer King Oshkosh Defense 6
#8 Tommy R. Shedd US Army 6
#8 Robert D. Wherley Bae Systems Information Solutions 6
#8 Michael Stair AT&T 6
#12 Jeffrey A. Heroux Igen International 5
#12 Jack H. Rieser Comsat 5
#12 Peter Jahrling US Dept of Health & Human Services 5
#12 Edward M. Harding Equipment Development Company 5
#16 Berge Hampar US Dept of Health & Human Services 4
#16 Graham Christensen Lutron Electronics Co. 4
#16 Thomas E. Palmer Glasdon Group Limited 4
#16 Fraser Seymour 4
#16 William C. Harper Heraeus Noblelight America 4
#16 John G. Lagnese, Sr. 4
#22 Elizabeth E. Zumbrun University of Pennsylvania 3
#22 Morris R. Bonde USDA 3
#22 John L. Middlebrook US Army 3
#22 Thane Smith Comsat 3
#22 Chris Morehouse Medimmune Limited 3
#22 Hoyt E. Matthai Nalge Nunc International 3
#22 Dean R. Doody 3
#29 Laura K. Cartner The United States Of America, As Represented By The Secretary, Department Of Health And Human Services 2
#29 Nancy H. Colburn US Dept of Health & Human Services 2
#29 Roy S. Rogers, IV Lockheed Martin 2
#29 David G. Drewry, Jr. The Johns Hopkins University 2
#29 Jennifer Smullen 2
#29 Donald Spyro Gumas 2
#29 Mark S. Boulden Bechtel Power 2
#29 Gene Lindsay Dynasciences 2
#29 Charles Patrick Brown IBM 2
#29 Brian Gamage IBM 2
#29 Kevin P. Klink Mediatek 2
#29 David A. Dague Bell Atlantic Network Services 2
#29 Steven L. Frinak Fairchild Space And Defense Corportion 2
#29 Robert R. Garrity US Dept of Health & Human Services 2
#43 Robert A. Neary 1
#43 Srinvasamohan Narayanan Amoco/Enron Solar 1
#43 Kenneth W. Klipp 1
#43 J. Patrick Fitch Lawrence Livermore National Security 1
#43 Daniel Dassoulas 1
#43 Elizabeth E. Brittle University of Pennsylvania 1
#43 Keith Brennan US Air Force 1
#43 James Adam Pita Procore Technologies 1

Part of Maryland