Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5581585 | Phase-locked loop timing recovery circuit | Hiroshi Takatori, Daniel L. Ray, James W. Everitt | 1996-12-03 |
| 5461661 | Line disconnection detection circuit for echo-cancelling transceivers | — | 1995-10-24 |
| 5157690 | Adaptive convergent decision feedback equalizer | — | 1992-10-20 |
| 5148427 | Non-linear echo canceller | Hiroshi Takatori | 1992-09-15 |
| 5084866 | Transversal filter echo canceller | — | 1992-01-28 |