Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821338 | Optical signal receiving apparatus with compensation for peripheral light | Kazuhiko Naruse, Akira Kataoka, Masayasu Hirano | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821338 | Optical signal receiving apparatus with compensation for peripheral light | Kazuhiko Naruse, Akira Kataoka, Masayasu Hirano | 1989-04-11 |