Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8808819 | Tubular member, tubular member unit, intermediate transfer member, and image forming apparatus | Kenji Oomori, Tomoo MATSUSHIMA, Yousuke Tsutsumi, Shoichi Morita | 2014-08-19 |
| 8512926 | Electrophotographic toner, electrophotographic developer, toner cartridge, and image forming method | Katsumi Daimon, Susumu Yoshino, Hiroshi Nakazawa | 2013-08-20 |
| 7368214 | Electrostatic latent image developing toner and manufacturing method thereof | Takao Ishiyama, Hiroshi Nakazawa, Masanobu Ninomiya, Hideo Maehata, Shinpei Takagi | 2008-05-06 |
| 7267920 | Toner for developing electrostatic latent images, production method thereof, and electrostatic latent image developer using the same | Hiroshi Nakazawa, Kazufumi Tomita, Shuji Sato, Akira Matsumoto, Yosuke Tsurumi +2 more | 2007-09-11 |
| 6555282 | Toner for developing electrostatic latent image, image forming method and image forming apparatus using the same | Hiroyoshi Okuno, Akira Matsumoto, Tsutomu Kubo, Teigen Lee, Yuusaku Shibuya | 2003-04-29 |
| 6468707 | Image-forming process and image-forming apparatus | Hiroyoshi Okuno, Akira Matsumoto, Tsutomu Kubo, Yusaku Shibuya, Masahiro Okita +1 more | 2002-10-22 |
| 6171747 | Image forming method | Hirokazu Hamano | 2001-01-09 |
| 6150062 | Toners for developing electrostatic latent images, developers for electrostatic latent images and methods for forming images | Hirokazu Hamano | 2000-11-21 |
| 6120959 | Black toner for developing electrostatic latent image | Hirokazu Hamano | 2000-09-19 |
| 6099630 | Ink composition, rewritable display medium and method for displaying images | Takako Kobayashi, Hidehiko Soyama | 2000-08-08 |
| 6096463 | Image forming method | Hirokazu Hamano | 2000-08-01 |
| 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 |
| 5747206 | Electrophotographic photoreceptor | Takeshi Agata, Akira Imai, Yasuo Yamamoto, Katsuhiro Sato | 1998-05-05 |
| 5698355 | Photosensitive body for electrophotography | Akira Imai, Takeshi Agata, Yasuo Yamamoto, Katsuhiro Sato | 1997-12-16 |
| 5665511 | Surface-treated inorganic fine particle and electrophotographic developer using the same | Takashi Imai, Satoshi Inoue, Masanori Ichimura, Susumu Saito, Masaru Miura +4 more | 1997-09-09 |
| 5637427 | Full color toner for electrostatic charge development, method for producing the toner, and image forming method using the toner | Yasuo Yamamoto, Susumu Saito, Kaoru Torikoshi | 1997-06-10 |
| 5529871 | Color toner and process for producing the same | Masanori Ichimura, Hiroshi Takayama, Michio Take, Hideyuki Akagi, Takashi Imai +5 more | 1996-06-25 |
| 5429898 | Black toner including a kesinous component for forming an image and imaging process | Yasuo Yamamoto, Taichi Yamada, Masaki Nakamura, Yasuhiro Uehara, Yasuhiro Kusumoto +1 more | 1995-07-04 |
| 5378576 | Electrophotographic transfer film and process for forming image | Takashi Sakai, Kishio Jinbo, Koichi Makiyama, Masahiko Kubo, Yoshio Shoji +2 more | 1995-01-03 |
| 5320925 | Electrophotographic toner composition | Takashi Imai, Satoshi Inoue, Masanori Ichimura, Susumu Saito, Masaru Miura +4 more | 1994-06-14 |
| 5306589 | Black toner for color digital copying machine | Yasuo Yamamoto | 1994-04-26 |
| 5288578 | Positively chargeable carrier | Susumu Saito, Hirotaka Matsuoka, Masanori Ichimura, Masaru Miura, Takashi Imai | 1994-02-22 |
| 5250996 | Method for fixing full color toner images | Hiroshi Takayama, Hideyuki Akagi, Takashi Imai, Susumu Saito, Yoshio Shoji +7 more | 1993-10-05 |
| 5192637 | Electrophotographic toner composition | Susumu Saito, Takashi Imai, Satoshi Inoue | 1993-03-09 |