Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Berlin, WI ranks #13,187 worldwide for total patents filed all time, with 130 patents from 34 inventors. Leading employers of inventors based in Berlin, WI include Brunswick, Kolpin Outdoors, Electric Power Research Institute. That works out to 23.3 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–34 of 34 inventors

Rank Inventor Primary Company Patents
1 Andrew J. Przybyl Brunswick 51
2 Ronald N. Kolpin Kolpin Outdoors 20
3 John L. Tsou Electric Power Research Institute 7
#4 Daniel Brooks University Of Rochester 5
#4 Mark R. Fralish J. I. Case 5
#6 William L.A. Brooks University of Florida 4
#6 Preston M. Hess Can Do Logistics 4
#8 Doug Dewhurst Menasha 3
#9 Benedict A. Brooks Unknown 2
#9 Ken Vicchiollo Cuisenaire Company Of America 2
#9 Robert F. Hargrave Unknown 2
#9 Paul A. Ekis Brunswick 2
#9 Thomas Edward LEACH Netflix 2
#14 Gordon W. Butzin 1
#14 Daniel Hoppa 1
#14 Daniel E. Brewer Brunswick 1
#14 Ronald A. Detjen 1
#14 Angie J. School 1
#14 Christine Zuehlke 1
#14 Randall R. Meisner Brunswick 1
#14 Cindy L. Ostrowski 1
#14 Frank Greff, Sr. 1
#14 Randall E. Malson Bock Water Heaters 1
#14 Richard Schramer 1
#14 Adam W. Gilmour 1
#14 Leroy Wilbur Larson 1
#14 Nicholas Krause 1
#14 Dave McAllister Alliance Laundry Systems 1
#14 Thomas E. Bilderback Brunswick 1
#14 Beth Malchetske 1
#14 Daniel J. Petrazak 1
#14 Joshua Boeck Hamilton Sundstrand 1
#14 Daniel J. Brad Oshkosh Truck 1
#14 Barbara Butzin 1

Part of Wisconsin