Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5210632 | Signal transmission system having a star coupled repeater | Toshiyuki Murakami, Sadao Mizokawa, Hisayuki Maruyama, Masato Satake, Masanori Kogawa | 1993-05-11 |
| 4207459 | Optical communication system utilizing light emitting diode | Hiroshi Nakamura, Kazuo Iguchi | 1980-06-10 |