Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371486 | Transformer core | Kazuo Yamada, Eiji Shimomura, Kenshi Ishihara | 1994-12-06 |
| 4469269 | Method of manufacturing the peripheral wall of a tank for an oil-immersed electric apparatus | Tatsuo Ito, Tadao Murata, Masahiro Goto | 1984-09-04 |