Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5875277 | Optical attenuator and a method of making the same, an optical fiber cable incorporating the optical attenuator and a method of making the same | Ryu Izawa, Masanori Nonomura, Takao Takizawa, Satoshi Takehana | 1999-02-23 |