Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D947276 | Electronic copying machine | Kenichiro Uchihara, Yu Iritani, Masakazu Nagano, Thomas Edward Keen, Nicholas Woodley +3 more | 2022-03-29 |
| 7344615 | Method and apparatus for performing a charging process on an image carrying device | Masumi Sato, Hiroshi Yoshinaga, Yukiko Iwasaki, Hitoshi Ishibashi, Takatsugu Fujishiro +1 more | 2008-03-18 |
| 6977022 | Method and apparatus for performing a charging process on an image carrying device | Masumi Sato, Hiroshi Yoshinaga, Yukiko Iwasaki, Hitoshi Ishibashi, Takatsugu Fujishiro +1 more | 2005-12-20 |
| 6546219 | Method and apparatus for performing a charging process on an image carrying device | Masumi Sato, Hiroshi Yoshinaga, Yukiko Iwasaki, Hitoshi Ishibashi, Takatsugu Fujishiro +1 more | 2003-04-08 |