William A. Rottschafer

📍 Holland, MI: #577 of 1,299 inventorsTop 45%

🗺 Michigan: #35,034 of 86,293 inventorsTop 45%

Overall (All Time): #2,309,302 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5170740	Outboard motor stowing bracket for slotted swim platform	—	1992-12-15
5113791	Outboard motor stowing bracket for slotted swim platform	—	1992-05-19