Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369725 | Pitch control system | Tatsushi Iizuka | 1994-11-29 |
| 5301236 | System for producing stereo-simulated signals for simulated-stereophonic sound | Tatsushi Iizuka | 1994-04-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369725 | Pitch control system | Tatsushi Iizuka | 1994-11-29 |
| 5301236 | System for producing stereo-simulated signals for simulated-stereophonic sound | Tatsushi Iizuka | 1994-04-05 |