Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937696 | Protection circuit for a semiconductor device | Hisashi Yoshino, Noburu Fukushima, Masakatsu Haga, Sadaaki Mori | 1990-06-26 |
| 4345130 | Electrical contact | Tsutomu Okutomi, Kazuyoshi Kuwabara, Hisashi Yoshino, Eiichi Takayanagi | 1982-08-17 |