Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8431633 | Silica particles, manufacturing method thereof and resin particles | Hideaki Yoshikawa, Yuka ZENITANI, Hiroyoshi Okuno, Shinichiro Kawashima, Shunsuke NOZAKI +1 more | 2013-04-30 |
| 8389187 | Transparent toner for electrostatic latent image developing, electrostatic latent image developer, toner cartridge, process cartridge, image forming apparatus and image forming method | Atsushi Sugawara, Masaru Takahashi, Yusuke Ikeda, Masanobu Ninomiya | 2013-03-05 |
| 8298737 | White toner for electrostatic charge image development, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Yukiaki NAKAMURA, Noriyuki Mizutani, Atsushi Sugawara, Yusuke Ikeda | 2012-10-30 |
| 8293440 | White toner for electrostatic image development, electrostatic image developing agent, toner cartridge, process cartridge and image forming apparatus | Yukiaki NAKAMURA, Noriyuki Mizutani, Atsushi Sugawara, Yusuke Ikeda | 2012-10-23 |
| 8268522 | Toner set for electrostatic image development, image forming method and image forming apparatus | Yusuke Ikeda, Yukiaki NAKAMURA, Masanobu Ninomiya, Susumu Yoshino | 2012-09-18 |
| 8216754 | Electrostatic-image-developing toner and preparation process thereof, electrostatic image developer, toner cartridge, process cartridge, image forming method and image forming apparatus | Yusuke Ikeda, Susumu Yoshino, Masanobu Ninomiya, Yukiaki NAKAMURA | 2012-07-10 |
| 7514194 | Toner for developing electrostatic latent image and production method thereof, electrostatic latent image developer, image forming method, and image forming apparatus | Masakazu Iijima, Takao Ishiyama, Masaaki Suwabe, Michio Take, Hiroshi Nakazawa | 2009-04-07 |
| 7399567 | Toner for electrostatic latent image development, electrostatic latent image developer containing the toner, and image formation method using the developer | Masakazu Iijima, Tomohito Nakajima, Satoshi Yoshida, Michio Take, Takao Ishiyama | 2008-07-15 |
| 7183034 | Image forming method, image forming apparatus and toner cartridge | Hiroshi Kamada, Masaaki Suwabe, Michio Take, Takao Ishiyama | 2007-02-27 |
| 6733944 | Image forming process | Masaaki Suwabe, Shuji Sato, Hiroshi Kamada, Takao Ishiyama | 2004-05-11 |
| 6558864 | Toner for developing electrostatic image, method for producing the same, electrostatic image developer, method for forming image and image forming apparatus | Takao Ishiyama, Hiroshi Takano, Yasuo Matsumura, Hideo Maehata, Masaaki Suwabe +1 more | 2003-05-06 |
| 6416918 | TONER FOR DEVELOPING ELECTROSTATIC IMAGE, PROCESS FOR PRODUCING THE SAME, FINE RESIN PARTICLE DISPERSION, RELEASING AGENT DISPERSION, DEVELOPER FOR DEVELOPING ELECTROSTATIC IMAGE, AND PROCESS FOR FORMING IMAGE | Yasuo Matsumura, Hisae Yoshizawa, Hideo Maehata, Masaaki Suwabe | 2002-07-09 |
| 6153346 | Electrostatic image developing toner, process for the production thereof, electrostatic image developer and process for the formation of image | Hideo Maehata, Shuji Sato, Masaaki Suwabe, Hisae Yoshizawa, Yasuo Matsumura +1 more | 2000-11-28 |
| 6096465 | Toner for developing electrostatic latent image, method for manufacturing the same, developer and method for forming image | Hisae Ishikawa, Shuji Sato, Masaaki Suwabe, Yasuo Matsumura | 2000-08-01 |
| 6022662 | Toner for developing electrostatic images, method of producing toner for developing electrostatic images, electrostatic image developer | Yasuo Matsumura, Manabu Serizawa, Masaaki Suwabe, Shuji Sato, Hisao Morijiri +2 more | 2000-02-08 |
| 5998078 | Method of preparing toner for electrostatic charge image development, toner for electrostatic charge image development, electrostatic charge image developer, and image forming method | Masaaki Suwabe, Yasuo Matsumura, Manabu Serizawa, Shuji Sato, Hisao Morijiri +2 more | 1999-12-07 |
| 5985501 | Toner for developing electrostatic charge image, method of preparing the toner, developer for electrostatic charge image and image formation method | Shuji Sato, Yasuo Matsumura, Manabu Serizawa, Masaaki Suwabe, Hisao Morijiri +4 more | 1999-11-16 |
| 5910389 | Method for producing toner for developing images of electrostatic charge, toner for developing images of electrostatic charge, developer for images of electrostatic charge and method for forming images | Yasuo Matsumura, Manabu Serizawa, Masaaki Suwabe, Shuji Sato, Hisao Morijiri +2 more | 1999-06-08 |
| 5888687 | Toner for developing electrostatic charge image, production method thereof, and image formation method | Yasuo Matsumura, Manabu Serizawa, Masaaki Suwabe, Shuji Sato | 1999-03-30 |
| 5849456 | Toner for developing electrostatic charge image, production method thereof, and image formation method | Yasuo Matsumura, Manabu Serizawa, Masaaki Suwabe, Shuji Sato | 1998-12-15 |