Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853958 | LPC-based DTMF receiver for secondary signalling | Rafi Rabipour, Paul Mermelstein | 1989-08-01 |
MB
Michael G. Beyrouti
Overall (All Time): #3,934,341 of 4,157,543Top 95%
1
Patents All Time