Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5838249 | Control/supervisory signal transmission/reception system | Yoshitane Saito, Kazuo Itani, Yuji Watanabe | 1998-11-17 |
| 4225888 | High efficiency facsimile transmission system | Shoichiro Takayama, Norio Nakagata | 1980-09-30 |