HO

Howard A. Osofsky

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,329,129 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D300148 Keycard with indexing channels Franklin H. Sinclair 1989-03-07
D295920 Keycard Franklin H. Sinclair 1988-05-31