Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431767 | Method for producing a coupler based on fiber-fused connection | — | 2002-08-13 |
| 6424767 | Method for producting an optical fiber cord and an optical fiber tape cord | — | 2002-07-23 |
| 6106986 | Color toner | Eiji Shirai, Shinichi Sata, Toshihiro Hattori, Yoshifumi Tokuhisa | 2000-08-22 |