Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–16 of 16 inventors

Rank Inventor Primary Company Patents
1 Douglas J. Reichard Rockwell Automation 5
2 Arthur P. Pietrzyk Rockwell Automation 2
2 Clayton G. Leroux Spineco 2
2 John L. Hammond Usg Interiors 2
2 Lawrence Nathan Tumey Pfizer 2
2 Neal J. Curran Invacare 2
2 Daniel N. Kelsch Greatbatch 2
2 Carl Joseph Braun, III Seminis Vegetable Seeds 2
#9 Barbara J. Zalewski 1
#9 Lance Christopher Rodenfels Rockwell Automation 1
#9 James L. Eucker Carborundum 1
#9 William E. deVry Rohm And Haas 1
#9 Lawrence P. Ludwig NASA 1
#9 Edgar Beck Union Carbide 1
#9 Nicholas Anthony Barendt Nordson 1
#9 Duane R Hix 1

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