Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4374435 | Passenger entertainment system transducer failure detector | Richard W. Calcasola | 1983-02-15 |
RL
Richard F. Lach
Overall (All Time): #4,048,899 of 4,157,543Top 100%
1
Patents All Time