Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9063464 | Developer containing unit, process cartridge, and electrophotographic image forming apparatus | Masaki Furutani, Koji Yamaguchi, Tetsuo Uesugi, Tomonori Matsunaga | 2015-06-23 |
| 8867955 | Developer accommodating unit, process cartridge and electrophotographic image forming apparatus | Koji Yamaguchi, Hiroomi Matsuzaki, Masaakii Matsushita | 2014-10-21 |
| 8824918 | Developer accommodating unit, process cartridge, electrophotographic image forming apparatus | Yosuke Kashiide, Masaki Furutani, Masaaki Matsushita, Tetsuo Uesugi, Hiroomi Matsuzaki +3 more | 2014-09-02 |
| D565094 | Image forming apparatus | Teruhiko Sasaki, Daisuke Abe, Hiroki Ogino | 2008-03-25 |
| 6256051 | Electrophotographic device, electrophotography, and process for preparing sheet bearing toner images | Hiroyoshi Asada, Yoshihiro Tamura, Masahiro Okita, Mitio Yamasaki, Yuji Tanaka +2 more | 2001-07-03 |