Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8685613 | Electrostatic latent image developing toner, method of producing electrostatic latent image developing toner, and electrostatic latent image developer | — | 2014-04-01 |
| 8568948 | Electrostatic-image-developing toner, electrostatic image developer, method of manufacturing electrostatic-image-developing toner, toner cartridge, process cartridge, method of image formation, and image forming apparatus | Yoshimasa Fujiwara | 2013-10-29 |
| 8372574 | Method of producing electrostatic latent image developing toner | Hideo Maehata, Yukihiro Ishii, Tsutomu Kubo, Makiko Nakano, Kazuhiko Yanagida +1 more | 2013-02-12 |
| 7811733 | Electrostatic latent image toner, and manufacture thereof, and electrostatic image developer, and image forming method | — | 2010-10-12 |
| 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, Yasuo Kadokura, Michio Take, Hiroshi Nakazawa | 2009-04-07 |
| 7410741 | Toner for electrophotography and developer for electrophotography, as well as image forming method | Katsumi Daimon, Norihito Fukushima, Shuji Sato, Kazufumi Tomita, Fumio Ojima | 2008-08-12 |
| 7183034 | Image forming method, image forming apparatus and toner cartridge | Hiroshi Kamada, Yasuo Kadokura, Michio Take, Takao Ishiyama | 2007-02-27 |
| 6838220 | Toner for developing electrostatic image, process for producing toner for developing electrostatic image, developer for developing electrostatic image, and process for forming image | Yasuo Matsumura, Takao Ishiyama, Hiroshi Takano, Shuji Sato | 2005-01-04 |
| 6733944 | Image forming process | Yasuo Kadokura, 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 Kadokura, Yasuo Matsumura, Hideo Maehata +1 more | 2003-05-06 |
| 6440627 | Toner for developing electrostatic image, process for preparation of the same, developer for electrostatic image, and process for forming image | Takeshi Shoji, Shuji Sato, Takao Ishiyama, Manabu Serizawa, Yasuo Matsumura | 2002-08-27 |
| 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, Yasuo Kadokura | 2002-07-09 |
| 6340549 | Toner for the development of electrostatic image, process for the preparation thereof, developer for the development of electrostatic image and process for the formation of image | Hideo Maehata, Yasuo Matsumura, Hisae Yoshizawa | 2002-01-22 |
| 6322945 | Process for producing an electrophotographic photoreceptor and the electrophotographic produced by that process | Wataru Nakabayashi, Kazuya Hongo, Koichi Yasaku, Kazuaki Aoki, Kiyoshi Hashimoto +1 more | 2001-11-27 |
| 6153346 | Electrostatic image developing toner, process for the production thereof, electrostatic image developer and process for the formation of image | Hideo Maehata, Shuji Sato, Yasuo Kadokura, 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 | Yasuo Kadokura, Hisae Ishikawa, Shuji Sato, 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, Shuji Sato, Yasuo Kadokura, 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 | Yasuo Matsumura, Manabu Serizawa, Shuji Sato, Yasuo Kadokura, 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, Yasuo Kadokura, 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, Shuji Sato, Yasuo Kadokura, 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, Shuji Sato, Yasuo Kadokura | 1999-03-30 |
| 5849456 | Toner for developing electrostatic charge image, production method thereof, and image formation method | Yasuo Matsumura, Manabu Serizawa, Shuji Sato, Yasuo Kadokura | 1998-12-15 |
| 5510217 | Gallium phthalocyanine halide crystals, method for preparing the same and electrophotographic photoreceptor using the same | Kazuya Hongo, Katsumi Nukada, Masakazu Iijima, Noriyoshi Takahashi, Hitoshi Takimoto | 1996-04-23 |
| 5449573 | Method for manufacturing an electrophotographic photoreceptor | Kazuaki Aoki, Nobuyuki Ichizawa, Wataru Nakabayashi, Hiroshi Miyamoto, Koichi Yasaku +1 more | 1995-09-12 |