Samuel Lee Chapman

📍 Port Huron, MI: #59 of 166 inventorsTop 40%

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

Overall (All Time): #2,149,061 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7409768	Can opener	—	2008-08-12
5820324	Master interlocking nail system	—	1998-10-13