Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10516374 | Class-D amplifier and audio playback apparatus | — | 2019-12-24 |
| 4329440 | Process for producing highly crystalline .alpha.-olefinic polymer | Toshiyuki Kokubo | 1982-05-11 |