Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11237495 | Electrophotographic photoreceptor | Tomoko Sakimura, Hiroki Takao, Kengo IKEDA | 2022-02-01 |
| 11169456 | Electrophotographic photoreceptor | Tomoko Sakimura, Hiroki Takao, Kengo IKEDA | 2021-11-09 |
| 11169457 | Electrophotographic image forming method and electrophotographic image forming system | Kengo IKEDA, Hiroki Takao, Tomoko Sakimura | 2021-11-09 |
| 10948866 | Electrophotographic image forming apparatus and electrophotographic image forming method | Kengo IKEDA, Hiroki Takao, Tomoko Sakimura | 2021-03-16 |
| 10663875 | Electrophotographic photoreceptor, and electrophotographic image forming method and electrophotographic image forming apparatus using the same | Tomoko Sakimura, Hiroki Takao, Kengo IKEDA | 2020-05-26 |
| 10585365 | Image bearing member for electrophotography | Tomoko Sakimura, Hiroki Takao, Kengo IKEDA | 2020-03-10 |
| 9772572 | Electrostatic latent image developing toner | Yasuko UCHINO, Natsuko Fujisaki | 2017-09-26 |
| 9201320 | Production process of organic photoreceptor | Hiroshi Nakahara, Shinichi Hamaguchi, Tomoo Sakimura | 2015-12-01 |
| 9063448 | Electrophotographic photoconductor and image forming apparatus | Shinichi Hamaguchi, Tomoo Sakimura, Hiroshi Nakahara | 2015-06-23 |
| 8808954 | Electrophotographic photoconductor, process cartridge including the same, and image forming apparatus including the same | Tomoo Sakimura, Shinichi Hamaguchi | 2014-08-19 |
| 8669031 | Electrophotographic photoreceptor and image forming method | Tomoo Sakimura, Shinchi Hamaguchi, Naoki Nozaki | 2014-03-11 |
| 8652714 | Electrophotographic photoconductor, process cartridge including the same, and image forming apparatus including the same | Shinichi Hamaguchi, Tomoo Sakimura | 2014-02-18 |