Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321790 | Optical attenuator using an optical fiber and method and apparatus for producing the same | Mitsuo Takahashi, Kunio Yamada | 1994-06-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321790 | Optical attenuator using an optical fiber and method and apparatus for producing the same | Mitsuo Takahashi, Kunio Yamada | 1994-06-14 |