Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5276439 | Digital signal exchange equipment | Hiroyuki Ibe, Taro Shibagaki, Takeshi Ozeki | 1994-01-04 |
| 5245613 | Digital signal time-division multiplex apparatus | Masayuki Takami | 1993-09-14 |
| 5140618 | Frame synchronization circuit | Osamu Kinoshita, Takako Mori, Hideki Ishibashi, Hiroyuki Ibe | 1992-08-18 |
| 4899339 | Digital multiplexer | Taro Shibagaki, Hiroyuki Ibe, Sadao Tanikoshi | 1990-02-06 |