Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5506542 | Filter circuit and filter integrated circuit | Hiroshi Hamano, Izumi Amemiya, Takuji Yamamoto, Takeshi Ihara, Yoshinori Nishizawa | 1996-04-09 |
| 5386488 | Optical module and manufacturing method therefor | — | 1995-01-31 |
| 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 |