Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Spring Grove, IL ranks #4,083 worldwide for total patents filed all time, with 696 patents from 94 inventors. Leading employers of inventors based in Spring Grove, IL include Rosemount Aerospace, S. C. Johnson & Son, Hollister Incorporated. That works out to 126.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 94 inventors

Rank Inventor Primary Company Patents
1 Mark S. Miller Rosemount Aerospace 67
2 Kenneth W. Michaels S. C. Johnson & Son 50
3 Thomas H. Gilman Hollister Incorporated 46
#4 Daniel Lynn Fenwal 41
#5 Gregory G. Pieper S. C. Johnson & Son 33
#6 David Noskowicz Medline Industries, Lp 30
#7 Rick Gaiser Crown Packaging Technology 29
#8 Anthony R. Brown Zih 25
#9 James Thomas Maciejewski Sbc Properties 22
#10 George J. Cisko Hollister Incorporated 20
#11 Arthur Christopher Leyh 18
#12 Russ Johnson Allegiance 16
#13 Mounire El Houmaidi 13
#13 Kenneth M. Lynn Baxter International 13
#13 Daniel T. Lease General Kinematics 13
#16 Wayne Marshall USDA 12
#16 Dennis M. Hogan Hyperquest 12
#18 Kathy Lee Downie Illinois Tool Works 11
#19 Richard Hannah Baxter Travenol Laboratories 10
#19 Richard A. Parent Dethmers Manufacturing 10
#19 Robert J. Wahls Michigan Seat 10
#22 Randolph Meinzer Baxter International 9
#23 Scott Alan Davidson Awol Outdoors 8
#23 Natalie J. Stevens Google 8
#25 Kenneth C. Lundgreen Brunswick 7
#25 Rudolph W. Janda Intermatic Incorporated 7
#25 Thomas Paul Grazier Abb Vie 7
#25 Jason Mattox Dell Software 7
#29 Wilford Dean Virgin 6
#29 Russell A. Johnson 6
#29 Karl F. Jobst Specialty Equipment Companies 6
#29 Gabriel Rodriguez General Motors 6
#33 John Byrne Intermatic Incorporated 5
#33 Robert William Hinley, Jr. Rexam Medical Packaging 5
#33 Robert J. Bero Motorola 5
#33 James Wajs, Jr. 5
#37 Mark A Hunsaker John Sterling 4
#37 Lori A. Plummer Aksys Gmbh 4
#37 Andrew J. Grzybowski 4
#40 Natalie J. Prochnow Motorola Mobility 3
#40 Peter Sahm Northrop Grumman 3
#40 William B. Mace Echo Incorporated 3
#40 David M. Finley Abbott 3
#40 Neal Anthony Zupec Baxter Healthcare Sa 3
#40 William R. Aalto Baxter Travenol Laboratories 3
#40 Randall J. Amerson Siemens Industry 3
#47 John T. Filiczkowski S. C. Johnson & Son 2
#47 Larry N. Will Echo Incorporated 2
#47 John Dolaz Molex 2
#47 Ron J. Weidner 2

Part of Illinois