Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–10 of 10 inventors

Rank Inventor Primary Company Patents
1 Steven W. Ashworth Delta International Machinery 3
2 Marc F. Aiello Siemens Industry 2
2 Janos Szanyi Ppg Industries Ohio 2
#4 Raymond K. Houck Suprex 1
#4 Karen A. Graff 1
#4 David A. Hornig 1
#4 Carl Hasselman Arthrosurface Incorporated 1
#4 David F. McLaughin Westinghouse Electric 1
#4 David F. McLaughlin Westinghouse Electric 1
#4 Michael F. Fair Siemens Energy 1

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