Joseph W. Ketchum, Jr.

📍 Henry's Drive, CA: #103 of 214 inventorsTop 50%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #3,897,918 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4908025	Body waste receptor for bed patients	—	1990-03-13