Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10381931 | Control system of boost converter and control method thereof | Yasuhiro Terao | 2019-08-13 |
| 5298802 | Semiconductor integrated circuit device with a plurality of logic circuits having active pull-down functions | Mitsuo Usami, Noboru Shiozawa, Toshio Yamada, Hiromasa Katoh, Tohru Kobayashi +4 more | 1994-03-29 |
| 5283480 | Semiconductor integrated circuit device with a plurality of logic circuits having active pull-down functions | Mitsuo Usami, Noboru Shiozawa, Toshio Yamada, Hiromasa Katoh, Tohru Kobayashi +4 more | 1994-02-01 |
| 4999520 | High speed TTL buffer circuit which is resistive to the influence of alpha-rays | Mitsuo Usami, Noboru Shiozawa, Toshio Yamada, Hiromasa Katoh, Tohru Kobayashi +4 more | 1991-03-12 |