Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289209 | Printing head for ink-jet printer | Toyoji Asahina, Shizuo Yamaguchi, Hiroshi Ogawa, Hisato Hiraishi, Yoshihiko Yanagawa +1 more | 1994-02-22 |
| 5222172 | Multi-core single mode type optical fiber cable and method therefor | — | 1993-06-22 |
| 4911524 | Method and apparatus for fusion-splicing polarization maintaining optical fibers | Kenichiroh Itoh, Mikio Yoshinuma, Takeshi Yamada, Hiroyuki Taya | 1990-03-27 |
| 4550324 | Ink transfer thermal printer | Munetaka Tamaru | 1985-10-29 |