Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Bear, DE ranks #2,399 worldwide for total patents filed all time, with 1,306 patents from 286 inventors. Leading employers of inventors based in Bear, DE include Foamex, Phase Sensitive Innovations, E.I. Du Pont De Nemours And. That works out to 56.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 286 inventors

Rank Inventor Primary Company Patents
1 Denys Denney Foamex 50
2 Janusz Murakowski Phase Sensitive Innovations 47
3 Jon Lee Howell E.I. Du Pont De Nemours And 37
#4 Christos Angeletakis Kerr 36
#5 Thomas Scholz E.I. Du Pont De Nemours And 33
#6 Nathan Stafford American Air Liquide 30
#7 Michael E. Mills Dow Global Technologies 28
#8 David Meloni Incyte 25
#9 Richard L. Kulesha The Boeing 24
#10 Craig D. Sanders Pioneer (Corteva) 23
#11 Qu-Ming Gu Hercules 22
#12 Raja Hari Poladi E.I. Du Pont De Nemours And 21
#13 Allyn L. McCormick M Cubed Technologies 20
#14 Nathan S. Lazarus US Army 19
#14 Richard E. Fernandez E.I. Du Pont De Nemours And 19
#16 Bharadwaj Vemuri Verizon 18
#17 William J. Delaney Bae Systems Information And Electronic Systems Integration 16
#18 Glen Ernst Astrazeneca Ab 15
#18 Lee Knackstedt JPMorgan Chase 15
#18 Thomas H. Epps, III University Of Delaware 15
#18 George W. Brown Micrel 15
#22 Xiangyu Guo American Air Liquide 14
#22 Robert Vincent Canning, Jr. E.I. Du Pont De Nemours And 14
#24 Frederick P. Gentry E.I. Du Pont De Nemours And 13
#24 Tony Quan Tran Rohm And Haas Electronic Materials Cmp Holdings 13
#26 Debra Gardner Applied Molecular Evolution 12
#26 Delwin S. Jackson Transitions Optical 12
#26 Howard S. Hammel E.I. Du Pont De Nemours And 12
#29 Gary A. Luzio Hercules 11
#29 Tomoji Maruyama Terumo Kabushiki Kaisha 11
#31 Hui Wang JPMorgan Chase 10
#31 Shawn M. Smith The Boeing 10
#31 Yasutake Yamada Murata Machinery 10
#34 Stephen Mackenzie Synacor 9
#34 Kim R. Ward E.I. Du Pont De Nemours And 9
#34 Suhas G. Niyogi Basell Poliolefine Italia S.R.L. 9
#37 John J. LaScala Drexel University 8
#37 Fitzgerald A. Sinclair J.M. Huber 8
#37 Donna M. Alden Rohm And Haas Electronic Materials Cmp Holdings 8
#37 Scott Brown Arch Chemicals 8
#37 John Russell Crompton, Jr. E.I. Du Pont De Nemours And 8
#37 William Hudson Siemens Healthcare Diagnostics 8
#37 James Holdnack Pearson Education 8
#44 Nori Yamaguchi University Of Delaware 7
#44 Francis J. Woerner Butamax Advanced Biofuels 7
#44 Stephen L. Colino Efficient Power Conversion 7
#44 Laurie A. Howe Nutrition & Biosciences Usa 4 7
#44 Dale Lee Heintzelman Idex Health & Science 7
#44 Tam T. M. Phan Basell Poliolefine Italia S.R.L. 7
#50 HARRISON K. MUSYIMI The Chemours Company Fc 6

Part of Delaware