Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9053336 | Document display system, display device, controller and computer readable medium | Minoru Koshimizu, Naoki Hayashi, Toshiroh Shimada, Tsutomu Ishii, Yasunori Saito +5 more | 2015-06-09 |
| 8179484 | Display medium and writing apparatus | Hideo Kobayashi, Masaaki Araki, Takehito Hikichi, Takeo Kakinuma, Naoki Hiji +3 more | 2012-05-15 |
| 8120719 | Photo-addressable display medium and photo-addressable display device | Mieko Seki, Yasuhiro Yamaguchi, Tomozumi Uesaka, Hideo Kobayashi | 2012-02-21 |
| 7948567 | Optically writable display medium and optical writing method | Hideo Kobayashi, Yasuhiro Yamaguchi, Tomozumi Uesaka, Mieko Seki, Masaaki Araki | 2011-05-24 |
| 7610007 | Cleaning blade, and cleaning apparatus, process cartridge, and image forming apparatus using the same | Noriaki Kojima, Koichi Tanaka, Satoshi Shigezaki | 2009-10-27 |
| 7471924 | Cleaning unit and image forming apparatus | Satoshi Shigezaki, Makoto Sakanobe, Kanji Shintaku, Satoya Sugiura, Tatsuya Soga +2 more | 2008-12-30 |
| 7341813 | Electrophotographic photoreceptor, electrophotographic member, process cartridge and image forming apparatus | Satoshi Shigezaki, Takahiro Suzuki, Katsumi Nukada, Eiji Funabashi | 2008-03-11 |
| 5965312 | One-component developer | Hiroshi Nakazawa, Koutarou Yoshihara, Etsuo Tominaga, Masahiro Uchida, Chiaki Suzuki +3 more | 1999-10-12 |
| 5891600 | Mono-component developer, method of forming image and method of forming multi-color image | Hiroyoshi Okuno, Etsuo Tominaga, Toyofumi Inoue, Tetsu Torigoe, Takahisa Fujii +5 more | 1999-04-06 |
| 5827631 | Non-magnetic one-component developer and image forming process using the same | Koutarou Yoshihara, Seiichi Takagi, Toyofumi Inoue, Hiroyoshi Okuno, Tetsu Torigoe +1 more | 1998-10-27 |
| 5738966 | Non-magnetic one-component developer and image forming process | Hiroyoshi Okuno, Toyofumi Inoue, Tetsu Torigoe, Koutarou Yoshihara, Masahiro Uchida | 1998-04-14 |
| 5456990 | Magnetic toner | Seiichi Takagi, Toshiyuki Yano, Teruo Masukawa, Sueko Sakai, Emi Takahashi | 1995-10-10 |