Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686668 | Loopback of a PCM signal with loopback command signal bits placed in each frame of the signal as predetermined ones of overhead bits | Shigeaki Saito | 1987-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4686668 | Loopback of a PCM signal with loopback command signal bits placed in each frame of the signal as predetermined ones of overhead bits | Shigeaki Saito | 1987-08-11 |