Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6757508 | Image carrier and damping member therefor | — | 2004-06-29 |
| 6754462 | Latent image carrier and image forming apparatus having a noise and deformation preventing member | — | 2004-06-22 |
| 6628912 | Charge roller for an image forming apparatus and method of producing the same | Ken Amemiya, Takaya Muraishi | 2003-09-30 |
| 6546219 | Method and apparatus for performing a charging process on an image carrying device | Masumi Sato, Hiroshi Yoshinaga, Yukiko Iwasaki, Hitoshi Ishibashi, Masami Hiramatsu +1 more | 2003-04-08 |
| 6470161 | Apparatus for minimizing toner contamination on an image formation member | Masami Hiramatsu, Masumi Sato, Hitoshi Ishibashi, Hiroshi Yosinaga, Yukiko Iwasaki | 2002-10-22 |
| 6295438 | Method and apparatus for forming an image capable of supplying a proper amount of a lubricant to each image forming section | Nobuhiko Umezawa, Nobuto Yokokawa, Atsushi Takehara, Masayuki Ueda | 2001-09-25 |
| 6070030 | Image forming cartridge for an image forming apparatus | — | 2000-05-30 |
| 5953568 | Developing unit for an image forming apparatus having a magnetic rotating blade agitator | Nobuhiko Umezawa, Hajime Oyama, Motonori Hanada | 1999-09-14 |
| 5671465 | Image forming apparatus having a revolver type developing device | Noriyuki Kimura, Minoru Suzuki, Kouji Sakamoto, Kouichi Noguchi, Tsuyoshi Deki +3 more | 1997-09-23 |
| 5655193 | Developing device for image forming apparatus with toner recirculation operation | Minoru Suzuki, Hiroyuki Matsushiro, Noriyuki Kimura, Katsuhiro Aoki, Chiyako Kobayashi | 1997-08-05 |
| 5565973 | Rotary developing device for an image forming apparatus | Hiroyuki Matsushiro, Noriyuki Kimura, Katsuhiro Aoki, Yuichi Ueno, Chiyako Kobayashi +2 more | 1996-10-15 |
| 5537197 | Rotary developing device for image forming apparatus | Minoru Suzuki, Noriyuki Kimura | 1996-07-16 |
| 5515145 | Color image forming apparatus having integral multiple length belt | Eiichi Sasaki, Koichi Noguchi, Minoru Suzuki, Koji Sakamoto, Hiroyuki Matsushiro +3 more | 1996-05-07 |
| 5512984 | Revolver type developing device for an image forming apparatus | Noriyuki Kimura, Minoru Suzuki | 1996-04-30 |
| 5440373 | Color image forming apparatus | Tsuyoshi Deki, Minoru Suzuki, Koji Sakamoto, Koichi Noguchi, Hiroyuki Matsushiro +3 more | 1995-08-08 |
| 5424814 | Developing device with microfields formed on developer carrier | Koji Suzuki, Katsuhiro Aoki, Yuichi Ueno, Akira Sawada, Naoki Iwata +1 more | 1995-06-13 |
| 5339141 | Developing device with a developer carrier capable of forming numerous microfields thereon | Koji Suzuki, Yuichi Ueno, Katsuhiro Aoki, Naoki Iwata, Akira Sawada | 1994-08-16 |