Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900985 | High-voltage input terminal structure of a magnetron for a microwave oven | Masaki Adachi, Toshio Ikeda, Hisao Saito, Saburo Matsushita, Masataka Komine | 1990-02-13 |
| 4489254 | Magnetron | Tokuju Koinuma, Kaizo Yamamoto | 1984-12-18 |
| 4300072 | Magnetron having an internal capacitor for suppressing leakage of high frequency | — | 1981-11-10 |
| 4233540 | Magnetron for microwave oven | Hirokazu Takahashi | 1980-11-11 |
| 4204138 | Permanent magnet-containing magnetron | Tokuju Koinuma | 1980-05-20 |