Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825113 | Single transmission line bidirectional optical communication system | Hirochika Sato, Haruo Nakayama, Takeshi Uchiyama, Yoshiro Sato | 1989-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825113 | Single transmission line bidirectional optical communication system | Hirochika Sato, Haruo Nakayama, Takeshi Uchiyama, Yoshiro Sato | 1989-04-25 |