Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863880 | InSb device manufacturing by anodic oxidation | — | 1989-09-05 |
| 4204132 | Highly sensitive Hall element | Shoei Kataoka, Yoshinobu Sugiyama | 1980-05-20 |
| 4182964 | Negative resistance element circuit combinations | Shoei Kataoka, Hiroshi Tateno, Hideo Yamada, Mitsuo Kawashima, Yasuo Komamiya | 1980-01-08 |