Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5132681 | Intelligent switch system | Ryoichi Yabe, Takashi Yamada, Takayuki Imai | 1992-07-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5132681 | Intelligent switch system | Ryoichi Yabe, Takashi Yamada, Takayuki Imai | 1992-07-21 |