Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9261817 | Replenishing developer housing container and image forming apparatus | Hitoshi Iwatsuki, Shigenori Yaguchi, Hiroshi Tohmatsu, Toyoaki Tano, Kenichi Mashiko +7 more | 2016-02-16 |
| 9229347 | Carrier for two-component developer, two-component developer using the carrier, and process cartridge and image forming method and apparatus using the two component developer | Shigenori Yaguchi, Hiroshi Tohmatsu, Koichi Sakata, Hitoshi Iwatsuki, Toyoaki Tano +1 more | 2016-01-05 |
| 9146487 | Carrier for developing electrostatic latent image, and electrostatic latent image developer | Toyoshi Sawada, Shigenori Yaguchi, Hiroshi Tohmatsu, Hitoshi Iwatsuki, Toyoaki Tano +1 more | 2015-09-29 |
| 9020774 | Encoder system, signal processing method, and transmission signal generation and output device | Toru Morita, Yoshiji Takahashi, Kou Ohno, Takashi Nagase, Kenji Omata +1 more | 2015-04-28 |
| 8916325 | Carrier for developing electrostatic latent image, tow-component developer and image forming method | Shigenori Yaguchi, Hiroshi Tohmatsu, Koichi Sakata, Hitoshi Iwatsuki, Toyoaki Tano | 2014-12-23 |
| 8903270 | Developing device, image forming apparatus, and process cartridge | Koichi Sakata, Shigenori Yaguchi, Toyoshi Sawada, Hitoshi Iwatsuki | 2014-12-02 |
| 8877418 | Developing method and image forming method | Hisashi Nakajima, Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoaki Tano +4 more | 2014-11-04 |
| 8787804 | Developing device including a developer container with toner particles and magnetic carrier particles (Rz=0.5−3.0 gm) and a developer bearing member (Rz=10−30 gm), and an image forming apparatus and process cartridge containing the same | Shigenori Yaguchi, Toyoshi Sawada, Toyoaki Tano, Koichi Sakata | 2014-07-22 |
| 8703376 | Toner and developer | Saori Yamada, Shinya Nakayama, Hisashi Nakajima, Mitsuo Aoki, Hyo Shu | 2014-04-22 |
| 8652735 | Carrier, developer, method of manufacturing carrier, developer container, image forming method, process cartridge, image forming apparatus, and supplemental developer | Koichi Sakata, Shigenori Yaguchi, Toyoshi Sawada, Kimitoshi Yamaguchi, Hitoshi Iwatsuki +3 more | 2014-02-18 |
| 8652738 | Contact developing method, image forming apparatus, and process cartridge | Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Mariko Takii, Toyoshi Sawada +4 more | 2014-02-18 |
| 8637218 | Carrier for developing electrostatic latent image and developer | Koichi Sakata, Shigenori Yaguchi, Kimitoshi Yamaguchi, Toyoshi Sawada, Hiroshi Tohmatsu | 2014-01-28 |
| 8546055 | Toner and developer | Shinya Nakayama, Hisashi Nakajima, Saori Yamada, Mitsuo Aoki, Hyo Shu | 2013-10-01 |
| 8512928 | Carrier for developing electrostatic latent image, and two-component developer, supplemental developer, image forming apparatus, process cartridge, and image forming method using the carrier | Shigenori Yaguchi, Kimitoshi Yamaguchi, Toyoshi Sawada, Hiroshi Tohmatsu, Koichi Sakata +3 more | 2013-08-20 |
| 8416765 | Relay device, telephone system, relay program product, and computer-readable recording medium recording relay program | — | 2013-04-09 |
| 8385790 | Two-component developing method and developer used therefor | Mitsuo Aoki | 2013-02-26 |
| 8357481 | Image forming method and image forming apparatus | Masahide Inoue, Hyo Shu, Yasutada Shitara | 2013-01-22 |
| 8163450 | Toner, and image forming apparatus and image forming method using the toner | — | 2012-04-24 |
| 8084176 | Toner, developer, and image forming method | Yasuaki Iwamoto, Shinya Nakayama, Yasutada Shitara | 2011-12-27 |
| 7796571 | Communication system, communication control apparatus and communication terminal apparatus | — | 2010-09-14 |
| 6619939 | Rotary pump | Umeo Inoue, Satoshi Shibata | 2003-09-16 |