Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4613736 | Operating panel | Hajime Shichijo, Takeshi Kato | 1986-09-23 |
| 4184447 | Tuning apparatus | Hajime Shichijo, Toshihiko Kaji | 1980-01-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4613736 | Operating panel | Hajime Shichijo, Takeshi Kato | 1986-09-23 |
| 4184447 | Tuning apparatus | Hajime Shichijo, Toshihiko Kaji | 1980-01-22 |