Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10877395 | Developing device, process cartridge and image forming apparatus | Yoshihiro Mitsui, Shuhei Kawasaki | 2020-12-29 |
| 10852662 | Developing device, process cartridge and image forming apparatus | Yoshihiro Mitsui, Akinobu Saito, Shinichi Agata, Kentaro Yamawaki | 2020-12-01 |
| 10781288 | Polyimide precursor and polyimide | Yukinori Kohama, Yoshiyuki Watanabe, Nobuharu Hisano | 2020-09-22 |
| 10761453 | Developing device, process cartridge, and image forming apparatus | Takayoshi Kihara, Shuhei Kawasaki, Yoshihiro Mitsui, Yasukazu Ikami, Shunsuke Matsushita | 2020-09-01 |