Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5287224 | Apparatus for recording a video signal having programs and control data | Kazuhisa Tsuchiya | 1994-02-15 |
| 5276445 | Polling control system for switching units in a plural stage switching matrix | Kimiyasu Sato, Hidetoshi Nishimoto | 1994-01-04 |