Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324954 | Systems for adjusting and evaluating positional relationship between light-receiving element and optical fiber | — | 1994-06-28 |
| 5293087 | Filter circuit and filter integrated circuit | Hiroshi Hamano, Izumi Amemiya, Takuji Yamamoto, Takeshi Ihara, Yoshinori Nishizawa | 1994-03-08 |