Dyersville, IA All Time

78 patents  ·  31 inventors  ·  17.4/1k pop.

Ranked #18,823 of 111,555 cities Top 20%

Showing 1–31 of 31 inventors

Rank Inventor Primary Company Patents
1 Jared L. Rowland Kann Manufacturing 18
2 David Joseph Klas John Deere 8
3 Florian B. Recker — 6
#4 Andrew J. Hageman John Deere 3
#4 Loras F. Gravel — 3
#4 Kenneth Hermsen Barnstead/Thermolyne 3
#4 Daniel C. Ertl Mi-T-M 3
#4 Christopher Huisman Tomy International 3
#4 Jeff Kronlage Modernfold 3
#10 Michael J. Trenkamp — 2
#10 Robert Schmerbach — 2
#10 Joseph Sapulich Tomy International 2
#10 Michael J. Koelker — 2
#10 Michael Oltmanns Motorola 2
#10 Wesley Conway Poole — 2
#16 Timothy J. Ketels Henderson Products 1
#16 Janet A. Kelley Henderson Manufacturing 1
#16 Cory P. Westhoff — 1
#16 Lyle Theisen Unknown 1
#16 Howard Samarin — 1
#16 John P. Schromen — 1
#16 Clete Urbain — 1
#16 Allan C. Baumler Lextron 1
#16 Larry J. Hermsen — 1
#16 Juantia M. Sellner, deceased University of Minnesota 1
#16 Jeremy Nefzger Monsanto Technology 1
#16 Steven J. Steffen Lextron 1
#16 Gene Prier — 1
#16 Wayne A. Deutsch — 1
#16 Paul H. Packer — 1
#16 Norbert R. Borcherding — 1

Part of Iowa