Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849826 | Digital non-linear pre-emphasis/de-emphasis apparatus for eliminating noise components from video signals in a video signal processing system | — | 1989-07-18 |
| 4827342 | Video signal processing apparatus for removing noise from reproduced signals | Masao Tomita | 1989-05-02 |
| 4825289 | Noise reduction apparatus for video signal | — | 1989-04-25 |
| 4686583 | Dropout compensating apparatus using a digital delay circuit | Masao Tomita, Akio Hashima, Tadaaki Matsuo | 1987-08-11 |