Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11718492 | Image processing apparatus | — | 2023-08-08 |
| 9891564 | Fixing device and image forming apparatus | — | 2018-02-13 |
| 9507299 | Fixing device and image forming apparatus | — | 2016-11-29 |
| 8659805 | Motor driving control device, image forming apparatus, and image forming method | — | 2014-02-25 |
| 8592124 | Toner for development of electrostatic image, electrostatic image developer, toner cartridge, process cartridge, and image forming apparatus | Yasuhiro Oya | 2013-11-26 |
| 7303846 | Electrophotographic toner, process for producing the same, and process for forming image | Yuka Ishihara, Masahiro Okita, Jun Igarashi, Koichi Sugiyama, Susumu Yoshino +1 more | 2007-12-04 |
| 7214459 | Toner for developing electrostatic charged images and developer for developing electrostatic charged images, and image forming method using the same | Akihiro Iizuka, Masahiro Okita, Yasuhiro Oya | 2007-05-08 |
| 6746810 | Image formation method, replenishing toner used in this method and method of producing the same, and carrier-containing toner cartridge | Chiaki Suzuki, Masahiro Takagi, Satoshi Inoue, Sakon Takahashi, Masahiro Uchida +4 more | 2004-06-08 |
| 6673502 | Carrier for development of electrostatic latent image, electrostatic latent image developer and image forming method | Sakon Takahashi, Hiroshi Nakazawa, Tomohito Nakajima, Masahiro Takagi | 2004-01-06 |
| 6613491 | Electrophotographic toner, electrophotographic developer and process for forming image | Satoshi Inoue, Masahiro Takagi, Kaori Ohishi, Rieko Kataoka, Fusako Kiyono +1 more | 2003-09-02 |
| 6489075 | Toner for developing electrostatic latent image, process for producing the same, developer for developing electrostatic latent image, and process for forming image | Chiaki Suzuki, Masahiro Takagi, Satoshi Inoue, Yosuke Tsurumi, Kozo Ota +2 more | 2002-12-03 |
| 6479206 | Toner for developing electrostatic latent image, process for producing the same, developer for developing electrostatic latent image, and process for forming image | Chiaki Suzuki, Masahiro Takagi, Satoshi Inoue, Yosuke Tsurumi, Kozo Ota +2 more | 2002-11-12 |
| 6403271 | Toner for developing electrostatic latent image, process for producing the same, developer for developing electrostatic latent image, and process for forming image | Chiaki Suzuki, Masahiro Takagi, Satoshi Inoue, Yosuke Tsurumi, Kozo Ota +2 more | 2002-06-11 |
| 6268099 | Toners, process for the preparation thereof, developers and method of forming images | Chiaki Suzuki, Takayoshi Aoki | 2001-07-31 |
| 6080519 | Toner for developing electrostatic charge and process for producing same, developer and process for forming image | Takao Ishiyama, Manabu Serizawa, Takeshi Shoji, Yasuo Matsumura | 2000-06-27 |
| 5958642 | Toner for developing an electrostatic charge image, developing agent for electrostatic charge image and image formation method | Shinpei Takagi, Yasuhiro Oya, Etsuo Tominaga, Toyohumi Inoue, Tomohiro Takeda +7 more | 1999-09-28 |
| 5928825 | Toner for developing electrostatic latent images | Hideki Sakai, Takeo Kigami, Chiaki Suzuki, Takayoshi Aoki | 1999-07-27 |
| 5908726 | Electrophotographic toner and method for forming images | Satoshi Inoue, Chiaki Suzuki | 1999-06-01 |
| 5650254 | Image formation process | Haruhide Ishida, Yoshifumi Iida, Kaori Ohishi, Takayoshi Aoki, Toshiyuki Yano | 1997-07-22 |