Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886725 | Toner composition containing organotin oxide | Katsuhiko Tanaka | 1989-12-12 |
| 4881084 | Image recording method using fluid ink electrochemically imparted with adhesiveness | Fumitaka Kan, Yasuyuki Tamura, Naoki Kushida, Koichi Tohma, Toshiya Yuasa +2 more | 1989-11-14 |
| 4878772 | Thermal transcription printer | Koji Namura, Kenichi Naruki, Ryuzo Une | 1989-11-07 |
| 4855763 | Image recording apparatus | Fumitaka Kan, Norihiko Koizumi, Toshiya Yuasa, Noboru Tohyama, Shinya Mishina +1 more | 1989-08-08 |
| 4838940 | Image recording ink | Fumitaka Kan, Kohzoh Arahara, Noboru Tohyama, Toshiya Yuasa | 1989-06-13 |
| 4808227 | Semi-solid ink | Toshiya Yuasa, Akihiro Mouri, Shuzo Kaneko | 1989-02-28 |
| 4803142 | Containing magnetic particles having a bulk resistivity of at most 10.sup.4 .sup.5 -10.sup.12 ohm.cm | Seiichi Takagi | 1989-02-07 |