William B. Trojan

OC Ogura & Co.: 1 patents #5 of 10Top 50%

📍 Huntington Woods, MI: #78 of 137 inventorsTop 60%

🗺 Michigan: #49,615 of 86,293 inventorsTop 60%

Overall (All Time): #3,857,645 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5141090	Electromagnetic clutch	—	1992-08-25