Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Elmsford, NY ranks #2,181 worldwide for total patents filed all time, with 1,460 patents from 139 inventors. Leading employers of inventors based in Elmsford, NY include IBM, Emc Ip Holding Company, Csc Holdings. That works out to 278.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 139 inventors

Rank Inventor Primary Company Patents
1 Ruchi Mahindru IBM 130
2 Vasileios Pappas IBM 72
3 Wei Tan IBM 68
#4 Qi Zhang Emc Ip Holding Company 65
#5 Anup Kalia IBM 55
#6 Heitor J. Almeida Csc Holdings 44
#7 Canturk Isci IBM 43
#7 Shripad Nadgowda IBM 43
#7 Shai Halevi IBM 43
#10 Ravishankar Rao IBM 37
#11 Charanjit Singh Jutla IBM 36
#12 Amol Inamdar Hypres 33
#13 Alexander O. Mujica Regeneron Pharmaceuticals 31
#14 Paolo Dettori IBM 28
#15 Jerry Edward Carstens Rusl 27
#16 Upendra V. Chaudhari IBM 24
#16 Lakshminarayanan Renganarayana IBM 24
#18 Deepak S. Turaga IBM 22
#19 Karthikeyan Shanmugam IBM 21
#20 Robert T. Ward IBM 20
#20 Shiyu Chang IBM 20
#22 Harry Leipold Emisphere Technologies 19
#22 Shubham Jain IBM 19
#24 Rohit Wagle IBM 18
#24 Raheleh B. Dilmaghani IBM 18
#26 Evanthia Papadopoulou IBM 16
#26 Guochun Gong Regeneron Pharmaceuticals 16
#26 Kanthi Sarpatwar IBM 16
#29 Pingwah Tang Emisphere Technologies 15
#29 Feng Cheng IBM 15
#29 Chen Lin IBM 15
#29 Te-Kai Liu IBM 15
#33 Yunhui Zheng IBM 14
#34 Apratim Purakayastha IBM 13
#34 Dong Su IBM 13
#34 Burnett D. Hunter, Jr. Mastercard 13
#37 Ahmed Abou-Kandil IBM 12
#37 John L. Haack Xerox 12
#37 Abdullah Kayi IBM 12
#40 Supriya Patel Regeneron Pharmaceuticals 11
#40 Yu-Shiang Lin IBM 11
#40 Jiaxi WU Regeneron Pharmaceuticals 11
#40 Prashant Jayaprakash Nair IBM 11
#44 Matt Sandy General Phosphorix 9
#45 Yuen-Ming Chang Reveo 8
#46 Alex Kirichenko Hypres 7
#46 Srivats Shukla Utopus Insights 7
#46 Fu-Hua Liu IBM 7
#46 Claudia Gonzaga-Jauregui Regeneron Pharmaceuticals 7
#46 Prasanna S. Patil Emc Ip Holding Company 7

Part of New York