Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WS

William L. Sheppard

AVAvm: 3 patents #6 of 20Top 30%
CACable Manufacturing & Assembly: 2 patents #1 of 8Top 15%
Romulus, MI: #7 of 86 inventorsTop 9%
Michigan: #10,567 of 86,293 inventorsTop 15%
Overall (All Time): #592,596 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
4979478 Control cable 1990-12-25
4906154 Self-adjusting fastener assembly 1990-03-06
4884544 Control cable 1989-12-05
4714043 Powered V-berth platform 1987-12-22
4664293 Tube winder 1987-05-12
4601458 Magnetic air valve 1986-07-22
4431952 Electric powered apparatus 1984-02-14
4213595 Butterfly valve 1980-07-22
4204812 Vacuum system 1980-05-27