Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5141833 | One component developer for developing electrostatic image and image forming method | Naoto Kitamori, Hisayuki Ochi, Tetsuya Kuribayashi, Manabu Ohno, Tetsuhito Kuwashima | 1992-08-25 |
| 5041351 | One component developer for developing electrostatic image and image forming method | Naoto Kitamori, Hisayuki Ochi, Tetsuya Kuribayashi, Manabu Ohno, Tetsuhito Kuwashima | 1991-08-20 |
| 4935325 | Toner and image forming method using magnetic material with specific tap density and linseed oil absorption | Tetsuya Kuribayashi | 1990-06-19 |
| 4906548 | Developer for developing electrostatic latent image and image forming method | Tetsuya Kuribayashi, Manabu Ohno | 1990-03-06 |
| 4868084 | Developer for developing electrostatic latent image and image forming method | Tetsuya Kuribayashi, Manabu Ohno | 1989-09-19 |
| 4543312 | Magnetic toner comprising magnetic powders having controlled size distribution | Kazunori Murakawa, Yasuo Mitsuhashi, Seiichi Takagi, Masaki Uchiyama, Hisayuki Ochi +2 more | 1985-09-24 |
| 4448870 | Magnetic color toner | Eiichi Imai, Kazunori Murakawa, Masaki Uchiyama, Hisayuki Ochi, Motoo Urawa +2 more | 1984-05-15 |