Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957024 | Image forming device, toner and copy | Kohji Shinkawa, Hideyuki Nishimura, Takeshi Murata, Satoshi Machino, Keiko Yutani | 2005-10-18 |
| 6455216 | Toner for developing electrostatic latent images, method for forming images and apparatus for forming images | Toshihiko Murakami, Katsuaki Sumida | 2002-09-24 |
| 6444388 | Toner for developing electrostatic latent image | Toshihiko Murakami, Katsuaki Sumida | 2002-09-03 |
| 6317576 | Electrophotographic developing unit | Toshihisa Ishida, Katsuaki Sumida, Takahiro Bito, Keizo Kitamura | 2001-11-13 |
| 6284422 | Toner for developing electrostatic latent images and image-forming apparatus | Toshihiko Murakami, Katsuaki Sumida, Junichi Saito | 2001-09-04 |
| 6266507 | Developing device having low turbulence developer flow | Katsuaki Sumida, Toshio Nishino | 2001-07-24 |
| 6177224 | Method of manufacturing electrophotographic toner | Tatuo Imafuku, Tadashi Nakamura, Yoshinori Urata, Yasuharu Morinishi, Satoshi Ogawa | 2001-01-23 |
| 6103439 | Toner used for electrophotography | Satoshi Ogawa, Yasuharu Morinishi, Tatsuo Imafuku, Takeaki Ohuchi, Toshihisa Ishida +1 more | 2000-08-15 |
| 6004713 | Toner, Developer, and process for producing the same | Yoshinori Urata, Yasuharu Morinishi, Satoshi Ogawa, Toshihisa Ishida, Tadashi Nakamura +1 more | 1999-12-21 |
| 5981129 | Electrophotographic toner and method of manufacturing same | Yoshiaki Akazawa, Toshihiko Murakami, Tatuo Imafuku, Takeaki Ohuchi, Yasuharu Morinishi +3 more | 1999-11-09 |
| 5976751 | Electrophotographic printing-use toner | Yasuharu Morinishi, Tadashi Nakamura, Satoshi Ogawa, Toshihisa Ishida, Takeaki Ohuchi | 1999-11-02 |