Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Bloomfield, NJ ranks #1,873 worldwide for total patents filed all time, with 1,749 patents from 321 inventors. Leading employers of inventors based in Bloomfield, NJ include Schering, Microjet Technology Co., Saudi Arabian Oil.

Showing 1–50 of 321 inventors

Rank Inventor Primary Company Patents
1 Viyyoor M. Girijavallabhan Schering 129
2 Chang-Yen Tsai Microjet Technology Co. 73
3 Ibrahim Abba Saudi Arabian Oil 60
#4 Patrick J. Dillon Human Genome Sciences 58
#5 Ujjal K. Mukherjee Lummus Technology 53
#6 Kareemuddin Shaik Saudi Arabian Oil 45
#7 Julie Chabot Chevron 40
#8 Avinash Gupta Ii-Vi Incorporated 37
#9 Kandasamy Sundaram Lummus Technology 34
#10 Richard Yen-Hsiang Chang Intel 30
#10 Pasquale N. Confalone Dupont Pharmaceuticals 30
#12 Enrico G. Baggiolini Hoffmann-La Roche 28
#13 Sami Barnawi Saudi Arabian Oil 26
#14 Essam Abdullah Al-Sayed Saudi Arabian Oil 25
#15 Ronald M. Venner Lummus Technology 22
#16 Roy Oommen PepsiCo 21
#16 Steven Dibdin Helen Of Troy Limited 21
#18 David R. Andrews Schering 19
#18 Jay Weinstein Schering 19
#20 Margaret H. Sherlock Schering 16
#20 Mazin Tamimi Lummus Technology 16
#20 Razia Rizvi Schering 16
#23 Arun Arora Lummus Technology 14
#23 Jeffrey Fleisig Pucline 14
#25 Ronald P. Dellanno Unknown 13
#25 Richard Jacubinas Basf Se 13
#27 Paul E. Grandmont Fox Boro 12
#27 Edward N. Coppola Applied Research Associates 12
#27 Stacey Bell Beth Israel Deaconess Medical Center 12
#27 Stanley Luke Netapp 12
#27 Victoria Ruta Tiffany And 12
#27 William Londono Correa Zodiac Pool Systems 12
#27 Theodorus Maesen Lummus Technology 12
#34 Nicholas Olson Howmedica Osteonics 11
#34 Robert A. Reamer Merck 11
#34 John Anthony Moliterni Hoffmann-La Roche 11
#34 Marek Kurylko Mastercard 11
#38 Charles Red, Jr. Applied Research Associates 10
#38 Sanjay Nana Applied Research Associates 10
#38 Kenneth E. Fahrenholtz Hoffmann-La Roche 10
#38 Daniel A. Koppa 10
#38 Kathryn Packman Hoffmann-La Roche 10
#38 Wai Seung Louie Abb Lummus Global 10
#38 Raghu Narayan Lummus Technology 10
#38 Ali M. Khonsari 10
#46 Paul A. Gilmour Itt Manufacturing Enterprises 9
#46 Stephen Gaeta 9
#46 Matthew Sweeney Becton, Dickinson And 9
#46 Aleksandr Klebanov Aqua Products 9
#46 Ralph Giffone Adt Holdings 9

Part of New Jersey