Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10915035 | Carrier for developing electrostatic latent image, two-component developer, developer for replenishment, image forming device, process cartridge, and image forming method | Haruki Murata, Hiroyuki Kishida, Toyoaki Tano, Kenichi Mashiko, Masato Taikoji +1 more | 2021-02-09 |
| 10474051 | Carrier for developer of electrostatic latent image, two-component developer, replenishing developer, image forming apparatus, and toner stored unit | Koichi Sakata, Tohru Suganuma, Masahiro Seki, Masashi Nagayama, Shinya Nakagawa +1 more | 2019-11-12 |
| 10444651 | Carrier, developer, supplemental developer, image forming apparatus, image forming method, and process cartridge | Koichi Sakata, Tohru Suganuma, Masahiro Seki, Masashi Nagayama, Toyoaki Tano +1 more | 2019-10-15 |
| 10197948 | Developing device and image forming apparatus | Hitoshi Iwatsuki, Koichi Sakata, Hiroshi Tohmatsu, Toyoaki Tano, Kenichi Mashiko +5 more | 2019-02-05 |
| 10067438 | Electrostatic latent image developing white developer, image forming method, image forming apparatus, and process cartridge | Yoshihiro Murasawa, Hiroshi Tohmatsu, Hitoshi Iwatsuki, Koichi Sakata, Hiroyuki Kishida +2 more | 2018-09-04 |
| 10054868 | Carrier, two-component developer, developer for replenishment, process cartridge, image forming apparatus, and image forming method | Hiroyuki Kishida, Kenichi Mashiko, Yoshihiro Murasawa, Haruki Murata | 2018-08-21 |
| 10031434 | Carrier and developer | Yoshihiro Murasawa, Takahiro Nakamura, Kei Niwayama, Haruki Murata, Masato Taikoji +1 more | 2018-07-24 |
| 10025214 | Carrier, developing agent, image forming apparatus, image forming method, replenishment toner, and process cartridge | Masashi Nagayama, Yoshihiro Murasawa, Haruki Murata, Kei Niwayama, Tohru Suganuma +4 more | 2018-07-17 |
| 9989874 | Carrier for developing electrostatic latent images, two-component developer, image forming apparatus, toner storing unit, and supplemental developer | Yoshihiro Murasawa, Toyoaki Tano, Hiroyuki Kishida, Masato Taikoji, Kenichi Mashiko +1 more | 2018-06-05 |
| 9348259 | Toner housing container and image forming apparatus | Masashi Nagayama, Hisashi Nakajima, Yoshitaka Sekiguchi, Saori Yamada, Shinya Hanatani +6 more | 2016-05-24 |
| 9304427 | Carrier for developing an electrostatic latent image, developer and image forming apparatus | Hitoshi Iwatsuki, Shigenori Yaguchi, Toyoaki Tano, Koichi Sakata, Hiroyuki Kishida +1 more | 2016-04-05 |
| 9182694 | Toner, image forming apparatus, image forming method, and process cartridge | Saori Yamada, Hisashi Nakajima, Masashi Nagayama, Shinya Hanatani, Yoshitaka Sekiguchi | 2015-11-10 |
| 9128398 | Toner for forming electrophotographic image, method for manufacturing toner for forming electrophotographic image, image forming method, and process cartridge | Masashi Nagayama, Mitsuo Aoki, Hisashi Nakajima, Saori Yamada | 2015-09-08 |
| 9005862 | Toner, image forming method, and process cartridge | Masashi Nagayama, Hisashi Nakajima, Saori Yamada, Shinya Hanatani, Yoshitaka Sekiguchi | 2015-04-14 |
| 8918025 | Image forming method and image forming apparatus | Hiroshi Tohmatsu, Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoaki Tano, Koichi Sakata | 2014-12-23 |
| 8877418 | Developing method and image forming method | Hisashi Nakajima, Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoaki Tano +4 more | 2014-11-04 |
| 8652738 | Contact developing method, image forming apparatus, and process cartridge | Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoshi Sawada, Toyoaki Tano +4 more | 2014-02-18 |
| 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 |
| 8518626 | Carrier, method for preparing the carrier, developer using the carrier, developer container, and image forming method and apparatus and process cartridge using the developer | Saori Yamada, Minoru Masuda, Hisashi Nakajima, Kimitoshi Yamaguchi, Koichi Sakata +3 more | 2013-08-27 |
| 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 | Hiroyuki Kishida, Shigenori Yaguchi, Kimitoshi Yamaguchi, Toyoshi Sawada, Hiroshi Tohmatsu +3 more | 2013-08-20 |
| 8475989 | Carrier, method for preparing the carrier, developer using the carrier, developer container, and image forming method and process cartridge using the developer | Yutaka Takahashi, Minoru Masuda, Kimitoshi Yamaguchi, Hisashi Nakajima, Koichi Sakata +3 more | 2013-07-02 |