Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6532103 | Optical fiber amplifier and optical transmission system using the same | Shinji Sakano, Junya Kosaka, Takayuki Suzuki | 2003-03-11 |
| 6433925 | Optical fiber amplifier and optical transmission system using the same | Shinji Sakano, Junya Kosaka, Takayuki Suzuki | 2002-08-13 |
| 4907709 | Combination of synthetic resin bottle and closure therefor | Morio Abe | 1990-03-13 |