Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4272648 | Gain control apparatus for digital telephone line circuits | Bhagwati P. Agrawal | 1981-06-09 |
| 4270026 | Interpolator apparatus for increasing the word rate of a digital signal of the type employed in digital telephone systems | Bhagwati P. Agrawal | 1981-05-26 |
| 4270027 | Telephone subscriber line unit with sigma-delta digital to analog converter | Bhagwati P. Agrawal | 1981-05-26 |
| 4268727 | Adaptive digital echo cancellation circuit | Bhagwati P. Agrawal | 1981-05-19 |