Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10666403 | Variable ISI transmission channel apparatus | — | 2020-05-26 |
| 10200216 | Variable ISI transmission channel apparatus | — | 2019-02-05 |
| 4228429 | Alarm system having phase-sensitive bridge circuit | Keishin Tsuchiya, Ichiro Yoshihara, Kazuhito Saito, Takeshi Abe, Kiyoshi Abe | 1980-10-14 |