Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7544457 | Color toner and two-component developer | Akira Hashimoto, Yojiro Hotta, Kazuhiko Hayami, Yasuhiro Ichikawa, Hirohide Tanikawa | 2009-06-09 |
| 7455947 | Yellow toner, image forming apparatus and a method for producing a toner | Tetsuya Ida, Yasuhiro Ichikawa, Yojiro Hotta, Kazuhiko Hayami, Hirohide Tanikawa | 2008-11-25 |
| 7452651 | Carrier, two-component developer, and image forming method | Yojiro Hotta, Tetsuya Ida, Akira Hashimoto, Nozomu Komatsu, Yoshinobu Baba | 2008-11-18 |
| 7147980 | Toner and image forming apparatus | Takayuki Itakura, Takaaki Kotaki, Yasuhiro Ichikawa, Takaaki Kaya, Hiroyuki Fujikawa +3 more | 2006-12-12 |
| 7115349 | Toner | Kazuhiko Hayami, Takayuki Itakura, Yojiro Hotta | 2006-10-03 |
| 6808852 | Toner and heat-fixing method | Yojiro Hotta, Tetsuya Ida, Takayuki Itakura, Nozomu Komatsu | 2004-10-26 |
| 6751424 | Image-forming method in high-speed mode and in low-speed mode | Nozomu Komatsu, Takaaki Kotaki, Makoto Kanbayashi, Takaaki Kaya, Nobuyoshi Sugahara +2 more | 2004-06-15 |
| 6664016 | Magenta toner | Makoto Kanbayashi, Takaaki Kotaki, Katsumi Kondo, Yasuhiro Ichikawa, Takaaki Kaya +1 more | 2003-12-16 |
| 6586147 | Toner and full-color image forming method | Takaaki Kohtaki, Nobuyoshi Sugawara, Takayuki Itakura, Yojiro Hotta | 2003-07-01 |
| 6537714 | Image-forming method and image-forming apparatus | Takaaki Kaya, Takaaki Kotaki, Makoto Kanbayashi, Yushi Mikuriya, Katsumi Kondo | 2003-03-25 |
| 6528222 | Toner | Takaaki Kohtaki, Nobuyoshi Sugahara, Takayuki Itakura, Yojiro Hotta | 2003-03-04 |
| 6326114 | Toner, and process for producing a toner | Takayuki Itakura, Masaaki Taya, Junko Yoshikawa, Nobuyoshi Sugahara | 2001-12-04 |
| 6077635 | Toner, two-component developer and image forming method | Kenji Okado, Ryoichi Fujita, Yuji Moriki, Kazumi Yoshizaki, Michihisa Magome | 2000-06-20 |
| 6022659 | Yellow toner for developing electrostatic images | Makoto Kanbayashi, Masaaki Taya, Tetsuya Ida | 2000-02-08 |
| 6013402 | Color toner and image forming method | Makoto Kanbayashi, Masaaki Taya, Tetsuya Ida | 2000-01-11 |
| 5994018 | Toner | Masaaki Taya, Makoto Kanbayashi, Tetsuya Ida, Junko Inaba | 1999-11-30 |
| 5922500 | Toner for developing electrostatic image | Makoto Kanbayashi | 1999-07-13 |
| 5912099 | Magenta toner, process for producing same and color image forming method using same | Makoto Kanbayashi, Masaaki Taya, Ryoichi Fujita, Tetsuya Ida | 1999-06-15 |
| 5851714 | Toner for developing electrostatic image and fixing method | Masaaki Taya, Kenji Okado, Ryoichi Fujita, Makoto Kanbayashi, Tsuyoshi Takiguchi +1 more | 1998-12-22 |
| 5747209 | Toner for developing electrostatic images containing aromatic hydroxycarboxylic acid and metal compound of the aromatic hydroxycarboxylic acid | Tsuyoshi Takiguchi, Kenji Okado, Masaaki Taya, Ryoichi Fujita, Makoto Kanbayashi +4 more | 1998-05-05 |
| 5700617 | Toner for developing electrostatic images and charge-controlling agent | Tsuyoshi Takiguchi, Kenji Okado, Masaaki Taya, Ryoichi Fujita, Makoto Kanbayashi +1 more | 1997-12-23 |
| 5670288 | Carrier for electrophotography, two-component type developer, and image forming method | Kenji Okado, Toshiyuki Ugai, Ryoichi Fujita, Makoto Kanbayashi, Tsuyoshi Takiguchi +1 more | 1997-09-23 |
| 5635326 | Electrostatic image-developing toner, fine powdery titanium oxide, and hydrophobic fine powdery titanium oxide | Makoto Kanbayashi, Tsuyoshi Takiguchi | 1997-06-03 |
| 5607806 | Toner with organically treated alumina for developing electrostatic image | Makoto Kanbayashi | 1997-03-04 |
| 5529865 | Image forming method using dry color toner and press-contact fixing method | Makoto Kanbayashi, Tsuyoshi Takiguchi | 1996-06-25 |