Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5952048 | Ink composition and recording method using the same | Kazuo Tsubuko, Nobutaka Kinoshita, Tsuyoshi Asami, Akihiko Gotoh, Kazuhiko Umemura +1 more | 1999-09-14 |
| 4764447 | Non-aqueous type resin dispersion and electrophotographic developer containing said resin | Kazuo Tsubuko, Shinichi Kuramoto, Kayoko Nagai, Hajime Takanashi | 1988-08-16 |
| 4634651 | Non-aqueous type resin and electrophotographic developer containing the same | Kazuo Tsubuko | 1987-01-06 |
| 4388395 | Liquid developer for use in electrophotography | Kazuo Tsubuko, Junichiro Hashimoto, Shinichi Kuramoto | 1983-06-14 |
| 4328170 | Process for preparing an .alpha.-cyanoacrylate | Yukihisa Takaoka, Makoto Kameyama, Iwakichi Sugiyama | 1982-05-04 |