Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354220 | Gas insulated power switch-gear apparatus | Kazuaki Oishi | 1982-10-12 |
| 4321651 | Enclosed-type zinc-oxide surge arrester | Jun Ozawa, Yoshi Akatsu, Katsuji Shindo, Akio Mizukoshi, Seiichi Maruyama +1 more | 1982-03-23 |