Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

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

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