Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880824 | Optical fiber strain measuring apparatus | Haruyoshi Uchiyama, Yasushi Satoh, Toshio Kurashima | 1999-03-09 |
| 5781322 | Method and apparatus for measuring the noise figure of an optical amplifier | Haruyoshi Uchiyama, Kazuo Aida | 1998-07-14 |
| 5686986 | Optical fiber characteristic measuring device | Yasushi Sato, Shoji Adachi, Toshio Kurashima, Kaoru Shimizu | 1997-11-11 |