Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Wisconsin ranks #16 among US states for total patents filed in 2022, with 8,464 patents from 4,587 inventors across 384 cities. On a per-capita basis that is 1.4 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.

Top Cities in Wisconsin 2022

Rank City Patents Inventors
#1 Madison, WI 1,002 598
#2 Milwaukee, WI 678 342
#3 Oshkosh, WI 560 180
#4 Appleton, WI 244 139
#5 Waukesha, WI 238 128
#6 Middleton, WI 221 90
#7 Brookfield, WI 214 96
#8 Wauwatosa, WI 180 109
#9 Neenah, WI 167 101
#10 Sheboygan, WI 166 81
#11 Mequon, WI 135 55
#12 Hudson, WI 119 60
#13 Menomonee Falls, WI 117 71
#14 Kenosha, WI 109 62
#15 Fond du Lac, WI 104 54
#16 Racine, WI 100 74
#17 Cedarburg, WI 99 31
#18 Grafton, WI 96 34
#19 New Berlin, WI 95 58
#20 Pewaukee, WI 81 42
#21 Oconomowoc, WI 81 49
#22 Stoughton, WI 72 32
#23 Fitchburg, WI 71 44
#24 Verona, WI 70 52
#25 Sussex, WI 70 33

Top Inventors in Wisconsin 2022

Rank Inventor City Company Patents
1 Sudhi R. Sinha Milwaukee Johnson Controls Technology 32
2 Youngchoon Park Brookfield Johnson Controls Technology 30
3 Michael J. Wenzel Grafton Johnson Controls Technology 29
#4 Laura Beth Stang Mukwonago Bradley Company 25
#5 Kirk H. Drees Cedarburg Johnson Controls Technology 22
#6 Mohammad N. Elbsat Milwaukee Johnson Controls Tyco Ip Holdings Llp 21
#7 Christopher B. Austin Grafton US Air Force 20
#8 Tiffany Potter Middleton Spectrum Brands 19
#8 Andrew D. Baptist Sturtevant IBM 19
#10 Steven W. Hyma Milwaukee Milwaukee Electric Tool 17
#10 Brian T. Davis Burlington S. C. Johnson & Son 17
#12 Richard G. Stelpflug Cassville Monsanto Technology 16
#12 Chad Smith Omro Oshkosh 16
#14 Robert D. Turney Watertown Johnson Controls Technology 15
#14 Yuanyuan Zhang Madison Mediatek Singapore Pte. 15
#14 Erik S. Paulson Madison Johnson Controls Technology 15
#17 Nader Nasr Oshkosh Oshkosh Defense 14
#17 Gregory van Eyk Middleton Spectrum Brands 14
#17 Deepak Shukla Oshkosh Eastman Kodak 14
#20 Matthew J. Mergener Mequon Milwaukee Electric Tool 13
#20 Vaidhyanathan Venkiteswaran Brookfield Johnson Controls Technology 13
#20 Neil Dekarske Oshkosh Oshkosh Defense 13
#20 Liu Yang Madison Intel 13
#20 Emery Weber Madison Fiskars Finland Oy Ab 13
#20 David Delano Ward Somerset Cisco 13

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