Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594406 | Zinc oxide varistor and process for the production thereof | Kazushige Koyama, Masaaki Katsumata | 1997-01-14 |
| 5592140 | Varistor formed of bismuth and antimony and method of manufacturing same | Hideaki Tokunaga, Yasuo Wakahata | 1997-01-07 |
| 4517296 | Antibiotic acmimycin and its production | Hideo Sakakibara, Masashi Awata, Shuzo Satoi, Masaki Takada, Mitsuo Hayashi | 1985-05-14 |