William G. Fenner, Sr.

EC E. R. Carpenter Company: 3 patents #3 of 14Top 25%

🗺 Virginia: #9,471 of 34,511 inventorsTop 30%

Overall (All Time): #1,659,937 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D323092	Mattress overlay	—	1992-01-14
5031261	Mattress overlay for avoidance of decubitus ulcers	—	1991-07-16
5022111	Pressure reduction mattress	—	1991-06-11