Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Rosedale, MD ranks #6,914 worldwide for total patents filed all time, with 345 patents from 57 inventors. Leading employers of inventors based in Rosedale, MD include IBM, Black & Decker, New England Machinery. That works out to 17.3 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 57 inventors

Rank Inventor Primary Company Patents
1 Michael A. Blocksome IBM 156
2 Andrzej R. Wojcicki Black & Decker 18
3 Nicholas J. Perazzo New England Machinery 17
#4 Ian Marshall Matrixx Software 13
#5 Jose-Luis Sagripanti US Army 11
#6 Mark Downes Black & Decker 8
#6 Patrick Young Yangtze Railroad Materials 8
#8 Waleed M. Maswadeh US Army 7
#8 Matthew Canada Ventech Solutions 7
#8 Michael Epple Zf Friedrichshafen Ag 7
#11 Eric Dunn Lockheed Martin 6
#12 Hugh D. Burns The Johns Hopkins University 5
#12 Nicholas K. Romer 5
#14 Wesson Charles Black & Decker 4
#15 Ronald W. Hardesty Lab Products 3
#15 Daniel M. Baechle US Army 3
#15 Manjari Mishra Datadirect Networks 3
#15 Alicia Bennett Advanced Bionutrition 3
#15 Chad C. Kessens US Army 3
#15 William J. Spangler, Jr. Black & Decker 3
#15 Patrick Andrew Hancock 3
#22 Jack Lawrence Unknown 2
#22 Sandipkumar D. Patel Black & Decker 2
#22 Walter Griffin 2
#22 Michael V. Talbard US Army 2
#22 Michael L. Nair US Army 2
#22 Deborah Lynn Messmer Black & Decker 2
#22 Hanspeter Ehrenfried Beisch Black & Decker 2
#22 R. Scott Riefler American Cyanamid 2
#22 Patel Sandip Black & Decker 2
#22 Bryan R. Marousek Dumore 2
#22 Arezoo Modiri University Of Texas System 2
#22 Doyoung Chang The University Of Miami 2
#22 Brian Hauck US Army 2
#22 Kevin Collao 2
#22 Mario J. Venetos 2
#22 Abraham Anonuevo Arx 2
#38 Samuel Ogunbo Unknown 1
#38 Clint Jurgenson Fan Cans 1
#38 Meyer M. Gutman 1
#38 Gary L. Lehr The Ward Machinery 1
#38 Mandira D. Hegde The Mitre 1
#38 Stanley J. Mitchell American Standard 1
#38 Ed Charles Volz 1
#38 Enock Bonyi Morgan State University 1
#38 Amirreza Nickkar Morgan State University 1
#38 Chad Thomas Howard 1
#38 Jacob A. Dieter Marlin Steel Wire Products 1
#38 John O. Harrison 1
#38 Peter Dehmer US Army 1

Part of Maryland