Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5190385 | Ink ribbon regenerating device | Hiroshi Wada, Keiichi Emura, Yutaka Shinohara, Yoshihiro Wada, Isao Onuki +2 more | 1993-03-02 |
| 4749291 | Inking system for wire dot matrix printer | Masaru Kobayashi, Hisao Fukui, Takashi Ishikawa | 1988-06-07 |