Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707772 | Toner for electrophotography | Tsuyoshi Uchida, Hiroyuki Kozuru | 1998-01-13 |
| 5637433 | Toner for developing an electrostatic latent image | Tsuyoshi Uchida | 1997-06-10 |
| 5225304 | Positive-electrification toner | Hirotaka Kabashima, Hiroyuki Takagiwa, Tatsuya Nagase | 1993-07-06 |
| 4940644 | Toner for development of electrostatic images and image forming method by use thereof | Akitoshi Matsubara, Satoru Ikeuchi, Yoshio Takizawa | 1990-07-10 |
| 4931375 | Powdered electrostatic image developing toner | Satoru Ikeuchi, Yoshio Takizawa | 1990-06-05 |
| 4877704 | Process for developing latent electrostatic image using toner containing polyester resin | Hiroyuki Takagiwa, Jiro Takahashi, Meizo Shirose, Masafumi Uchida | 1989-10-31 |
| 4795689 | Electrostatic image developing toner for use in heat-roller fixing | Akitoshi Matsubara, Satoru Ikeuchi, Yoshio Takizawa | 1989-01-03 |