Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318068 | Induction device equipped with vibration suppressor | — | 1982-03-02 |
| 4306274 | Disc ceramic capacitor | Tokio Yamagiwa, Yuzuru Kamata, Rikizo Ishikawa, Jun Ozawa | 1981-12-15 |