Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9497177 | Communications relay apparatus | Kouji Fujiki, Tomohisa Kishigami, Yoshinori Takai | 2016-11-15 |
| 9386070 | Delay system, delay device and communication device constituting delay system | Tomohisa Kishigami, Yoshinori Takai, Kouji Fujiki | 2016-07-05 |
| 5323144 | Duplexed bus type network with failure changeover | Mitsuo Imai, Yasuo Suzuki, Teruaki Aoki | 1994-06-21 |