Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7522850 | Image forming apparatus, process cartridge, developing unit, and image forming method | Kazuhito Watanabe, Satoshi Narumi, Satoshi Hatori, Tsutomu Katoh, Haruji Mizuishi +2 more | 2009-04-21 |
| 7493061 | Process cartridge including at least one replaceable member and image forming apparatus | Satoshi Hatori, Kazuhito Watanabe, Satoshi Narumi, Tsutomu Katoh, Haruji Mizuishi +1 more | 2009-02-17 |
| 7268449 | Linear actuator having mechanism for stopping linear movement of output shaft without touching rotor | Yuzuru Suzuki | 2007-09-11 |
| 7265168 | High-strength hydraulic cement compositions | Kenrou Mitsui, Masarou Kojima, Keishirou Okamoto, Toshio Yonezawa, Mitsuo Kinoshita +2 more | 2007-09-04 |
| 7265191 | Multi-functional admixtures for hydraulic cement compositions | Mitsuo Kinoshita, Kazuhide Saitou, Masahiro Iida | 2007-09-04 |
| 7259197 | Ultra high-strength hydraulic cement compositions | Kenrou Mitsui, Masarou Kojima, Keishirou Okamoto, Toshio Yonezawa, Mitsuo Kinoshita +2 more | 2007-08-21 |
| 7177555 | Image forming process and image forming apparatus | Bing Shu, Mitsuo Aoki, Haruji Mizuishi, Mikio Ishibashi, Masaru Tanaka +2 more | 2007-02-13 |
| 7158730 | Image forming apparatus, process cartridge, developing unit, and image forming method | Kazuhito Watanabe, Satoshi Narumi, Satoshi Hatori, Tsutomu Katoh, Haruji Mizuishi +2 more | 2007-01-02 |
| 6894121 | Cement dispersants comprising graft copolymers | Mitsuo Kinoshita | 2005-05-17 |
| 6881818 | Method of producing allyletherester monomers for production of cement dispersants | Mitsuo Kinoshita | 2005-04-19 |
| 6852159 | Gypsum slurry compositions | Mitsuo Kinoshita, Masahiro Iida | 2005-02-08 |
| 6642320 | Multi-functional cement dispersants and hydraulic cement compositions | Hiroshi Nakanishi, Masaki Ishimori, Minoru Yaguchi, Takumi Sugamata, Tomomi Sugiyama +1 more | 2003-11-04 |
| 6627703 | Air content stabilizing agents for hydraulic cement compositions and hydraulic cement compositions containing same | Mitsuo Kinoshita | 2003-09-30 |
| 6553202 | Method and apparatus for image forming capable of performing an effective development process | Hideo Yoshizawa | 2003-04-22 |
| 6522855 | Image forming apparatus and developing apparatus preventing uneven image density | Shunji Katoh, Hideo Yoshizawa, Junichi Terai, Kiyonori Tsuda, Tsuyoshi Imamura +3 more | 2003-02-18 |
| D468345 | Toner cartridge | Shuuji Tanaka, Akiyoshi Tanaka, Takaaki Tawada | 2003-01-07 |
| 6337957 | Image forming apparatus and developing device with improved self toner density control | Tsuyoshi Imamura, Hideo Yoshizawa, Junichi Terai, Masayuki Yamane, Kiyonori Tsuda +5 more | 2002-01-08 |
| 6198895 | Developing device with improved developer circulation and toner density control | Kiyonori Tsuda, Tsuyoshi Imamura, Shunji Katoh, Hideo Yoshizawa, Masayuki Yamane | 2001-03-06 |
| 6141521 | Image forming device and method therefor | Kazuhiko Yuuki, Manabu Mochizuki, Takeshi Saitoh | 2000-10-31 |
| 6108511 | Toner collecting and reusing device for use in an image forming apparatus and a method thereof | Akio Kutsuwada, Seiji Oka, Tetsuo Yamaoka, Keisuke Hayashi | 2000-08-22 |