Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541173 | Color toner for developing electrostatic image comprising two kinds of polyesters and two kinds of releasing agents | Kenichi Kido, Masayuki Hagi, Takeshi Arai, Megumi Aoki, Yoshitaka Sekiguchi +2 more | 2003-04-01 |
| 6506530 | Color toner for developing electrostatic image, comprising first linear polyester and second non-linear polyester as binder resin | Kenichi Kido, Masayuki Hagi, Megumi Aoki, Takeshi Arai, Tetsuo Sano +2 more | 2003-01-14 |
| 6503679 | Color toner for developing an electrostatic image | Megumi Aoki, Masahide Inoue, Masayuki Hagi | 2003-01-07 |
| 6482561 | Toner used for developing electrostatic latent image | Takeshi Arai, Megumi Aoki, Yoshitaka Sekiguchi, Junichi Tamaoki, Tetsuo Sano +2 more | 2002-11-19 |
| 6352808 | Electrostatic-latent-image developing toner and inorganic particles used for such a toner | Masayuki Hagi, Takeshi Arai, Yoshitaka Sekiguchi, Kenichi Kido, Megumi Aoki +2 more | 2002-03-05 |
| 6338929 | Toner for developing an electrostatic latent image | Masayuki Hagi, Yoshitaka Sekiguchi, Kenichi Kido, Takeshi Arai, Megumi Aoki +2 more | 2002-01-15 |
| 6335134 | Toner for an electrostatic latent image development | Masayuki Hagi, Takeshi Arai, Kenichi Kido, Yoshitaka Sekiguchi, Tetsuo Sano +2 more | 2002-01-01 |
| 6051356 | Toner for electrostatic latent image developing | Yoshikazu Nishihara, Ichiro Demizu, Hiroshi Fukao, Fumiko Hirano, Hiroyuki Fukuda | 2000-04-18 |
| 5914210 | Developer and developing method | Ichiro Demizu, Yoshikazu Nishihara, Takeshi Ishida | 1999-06-22 |
| 5824446 | Toners for developing electrostatically charged images | Yoshikazu Nishihara, Ichiro Demizu, Fumiko Nakazawa, Hiroshi Fukao | 1998-10-20 |
| 5807653 | Toner for two-component developing agent | Yoshikazu Nishihara, Ichiro Demizu, Fumiko Nakazawa, Hiroshi Fukao | 1998-09-15 |
| 5789131 | Developer for developing electrostatic latent image | Yoshikazu Nishihara, Hiroyuki Fukuda | 1998-08-04 |
| 5712071 | Toner for developing electrostatic latent image | Mikihiko Sukeno, Yoshikazu Nishihara, Hiroyuki Fukuda | 1998-01-27 |