Issued Patents All Time
Showing 101–121 of 121 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 4789617 | Production of toner through polymerization | Kozo Arahara, Toshikazu Ohnishi | 1988-12-06 |
| 4764158 | Power transmission chain | Shoichi Honda, Masahiro Nagae | 1988-08-16 |
| 4710443 | Toner, charge-imparting material and composition containing triazine type compound | Katsuhiko Tanaka | 1987-12-01 |
| 4702988 | Process for producing toner for developing electrostatic images | Toshikazu Ohnishi, Kohzoh Arahara | 1987-10-27 |
| 4673631 | Toner, charge-imparting material and composition containing metal complex | Katsuhiko Tanaka, Yoji Kawagishi | 1987-06-16 |
| 4663263 | Toner, charge-imparting material and composition containing substituted guanidine compound for electrophotography | Takeshi Ikeda, Eiichi Imai, Katsuhiko Tanaka, Koshi Suematsu, Motoo Urawa +1 more | 1987-05-05 |
| 4657838 | Toner, charge-imparting material and composition containing organotin alkoxide | Katsuhiko Tanaka, Eiichi Imai | 1987-04-14 |
| 4551497 | Method of producing surface-treated barium sulfate | Kiyoshi Shinozuka, Koichi Otu | 1985-11-05 |
| 4535048 | Toner for development of electrostatic charges | Sukejiro Inoue, Masumi Sasakawa, Shinji Doi | 1985-08-13 |
| 4533614 | Heat-fixable dry system toner | Sukejiro Inoue, Masumi Sasakawa, Shinji Doi | 1985-08-06 |
| 4533617 | Heat fixing developer of capsule structure | Sukejiro Inoue, Masumi Sasakawa, Shinji Doi | 1985-08-06 |
| 4505755 | Method of producing surface-treated barium sulfate | Kiyoshi Shinozuka, Koichi Otu | 1985-03-19 |
| 4340660 | Toner for development having crosslinked polymers | Masashi Kiuchi, Yoshio Takasu, Takashi Hino, Masaki Uchiyama, Yasuo Mitsuhashi | 1982-07-20 |
| 4336318 | Electrostatic image developing method | Yoshio Takasu | 1982-06-22 |
| 4299900 | Electrostatic image magnetic developing process | Yasuo Mitsuhashi, Masashi Kiuchi, Yoshio Takasu, Takashi Hino, Masaki Uchiyama | 1981-11-10 |