Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5815044 | Variable-reactance circuit | Tsuneyuki Murayama | 1998-09-29 |
| 5706350 | Stereophonic decoder | Tsuneyuki Murayama | 1998-01-06 |
| 4977335 | Low driving voltage operation logic circuit | — | 1990-12-11 |