Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6300031 | Method for manufacturing an electrophotographic toner | Hitoshi Kato, Hiroyuki Fukuda | 2001-10-09 |
| 6183925 | Two component developer comprising specific magnetic toner and specific magnetic carrier | Akihiro Nakamura, Yoshimasa Nishihara | 2001-02-06 |
| 5663027 | Two-component developer comprising specific magnetic toner and specific magnetic carrier | Akihiro Nakamura, Yoshimasa Nishihara | 1997-09-02 |
| 5424162 | Toner for electrophotography containing wax-particles dispersed in binder resin | Hitoshi Kato, Hiroyuki Fukuda | 1995-06-13 |
| 5149611 | Color toner for developing electrostatic latent image | Junji Machida, Masahiro Anno | 1992-09-22 |
| 4990427 | Toner for developing electrostatic latent images | Hitoshi Kato, Kunio Takahashi, Junji Machida | 1991-02-05 |
| 4973541 | Electrostatic latent image developer comprising capsule toner of irregular shape, wrinkled surface | Junji Machida, Masahiro Anno | 1990-11-27 |
| 4968577 | Wrinkle configured electrophotographic capsule toner particles | Junji Machida, Masahiro Anno | 1990-11-06 |
| 4943506 | White toner comprising titanium oxide of specified size | Ichiro Demizu, Mitsutoshi Nakamura | 1990-07-24 |
| 4868082 | Binder type carrier | Junji Machida | 1989-09-19 |
| 4847176 | Binder-type carrier | Eiichi Sano, Junji Ohtani | 1989-07-11 |
| 4822709 | Binder-type carrier suitable for a developing method of electrostatic latent images | Junji Ohtani, Eiichi Sano | 1989-04-18 |
| 4822708 | Carrier for use in developing device of electrostatic latent image and production thereof | Junji Machida, Junji Ohtani, Eiichi Sano, Masahiro Anno, Yukio Tanigami +1 more | 1989-04-18 |
| 4623605 | Dry developer for developing electrostatic latent images contains silica and titanium dioxide | Hitoshi Kato, Junji Machida | 1986-11-18 |
| 4426433 | Electrophotographic developer composition of improved resistance to potential decay | Hitoshi Kato, Noboru Ito | 1984-01-17 |