Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Indiana ranks #21 among US states for total patents filed in 2022, with 6,009 patents from 3,524 inventors across 305 cities. On a per-capita basis that is 0.9 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.

Top Cities in Indiana 2022

Rank City Patents Inventors
#1 Indianapolis, IN 910 483
#2 West Lafayette, IN 584 363
#3 Carmel, IN 441 219
#4 Columbus, IN 421 241
#5 Fort Wayne, IN 196 127
#6 Warsaw, IN 177 97
#7 Bloomington, IN 165 109
#8 Lafayette, IN 155 95
#9 Zionsville, IN 146 84
#10 Batesville, IN 138 57
#11 Fishers, IN 136 86
#12 Evansville, IN 119 65
#13 Greenwood, IN 100 59
#14 South Bend, IN 92 64
#15 Elkhart, IN 91 68
#16 Noblesville, IN 91 57
#17 New Albany, IN 70 24
#18 Granger, IN 69 50
#19 Winona Lake, IN 65 24
#20 Kokomo, IN 65 44
#21 Westfield, IN 61 45
#22 Mishawaka, IN 55 31
#23 Brownsburg, IN 48 32
#24 Avon, IN 44 33
#25 Madison, IN 44 21

Top Inventors in Indiana 2022

Rank Inventor City Company Patents
1 Benjamin Stoler Carmel Delta Faucet 32
2 Ted J. Freeman Indianapolis 31
3 Simon Elser Carmel Delta Faucet 26
#4 Aaron D. Sippel Indianapolis 25
#5 Maris Park McCordsville Delta Faucet 24
#6 Sandeep Bhatnagar Evansville Monsanto Technology 23
#7 Celine Kwok Garland Zionsville Delta Faucet 22
#8 Alejandra Lazarini Carmel Delta Faucet 21
#8 Jonathan E. Buck New Albany Fci Americas Technology 21
#10 Thad Eads Urbana Delta Faucet 17
#11 Robert Graham Cooks West Lafayette Purdue Research Foundation 16
#12 David J. Thomas Indianapolis 15
#12 Randall E. Musser New Albany Samtec 15
#12 Jie Zhou Batesville Tencent 15
#15 Kyle Jay Lively Jacksons Pioneer (Corteva) 14
#15 William Joseph Laskar Jacksons Pioneer (Corteva) 14
#17 Gregory Charles Marshall Arcadia Pioneer (Corteva) 13
#18 Steven A. Mayer Indianapolis Inno-Pak 12
#18 Karthik Ramani West Lafayette Purdue Research Foundation 12
#18 David L. Ribble Indianapolis Hill-Rom Services 12
#21 Gregory J. Denham Warsaw Biomet Sports Medicine 11
#21 Igor Vaisman Carmel Booz Allen Hamilton 11
#21 Kenichi Yoshida Carmel Tdk 11
#21 Kirsten M. Emmons Montgomery Hill-Rom Services 11
#21 Quan Yuan West Lafayette Uop 11

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