Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6856738 | Optical fiber and optical transmission system | Takatoshi Kato, Shigeru Tanaka, Masashi Onishi | 2005-02-15 |
| 6853784 | Optical fiber | Makoto Shimizu, Kazuya Kuwahara | 2005-02-08 |