Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11130862 | Silicone rubber composition, fixing member, manufacturing method of fixing member, and image forming apparatus including fixing member | Hiroyuki Yasukawa, Hirofumi Koga | 2021-09-28 |
| 10976689 | Intermediate transfer member, method for manufacturing intermediate transfer member, and image forming apparatus | Hiroyuki Yasukawa, Keita Miyazaki, Akiko Kawamura | 2021-04-13 |
| 9354536 | Two-component developing agent for developing electrostatic latent image and method for forming electrophotographic image | Kosuke Nakamura, Satoshi Uchino, Hidehito HARUKI, Hiroyuki Kozuru | 2016-05-31 |
| 9063442 | Developing device with developer replenishment | Kosuke Nakamura, Hiroyuki Kozuru | 2015-06-23 |
| 8995887 | Developing device and image forming apparatus | Kosuke Nakamura, Hiroyuki Kozuru | 2015-03-31 |
| 8900786 | Image forming method | Aya Shirai, Ryuichi Hiramoto, Taiki Amemiya | 2014-12-02 |
| 8844832 | Production process of non-contact information recording medium | Ryuichi Hiramoto, Aya Shirai, Asao Matsushima, Ken Ohmura | 2014-09-30 |
| 8824949 | Image forming method | Aya Shirai, Asao Matsushima, Ryuichi Hiramoto, Taiki Amemiya, Tatsuya Nagase | 2014-09-02 |
| 8507169 | Two-component developer | Tomoko Mine, Mikihiko Sukeno, Tatsuya Nagase, Tomomi Oshiba, Hiroyuki Kozuru +4 more | 2013-08-13 |
| 8435715 | Production method of two-component developer | Kosuke Nakamura, Hiroyuki Kozuru, Takanari Kayamori, Junya Ueda | 2013-05-07 |
| 8148041 | Carrier and two-component developer composed of the carrier | Makoto Kobayashi, Yoshiaki Kobayashi | 2012-04-03 |
| 8080354 | Toner | Hiroyuki Kozuru, Kosuke Nakamura, Futoshi Kadonome, Takanari Kayamori | 2011-12-20 |
| 8034525 | Image forming apparatus and image forming method | Kenji Yamane, Hiroyuki Kozuru | 2011-10-11 |
| 7862977 | Image forming method using trickle developing system, developer used for the same, manufacturing method thereof, and image forming apparatus | Makoto Kobayashi | 2011-01-04 |
| 7741000 | Image forming method | Tatsuya Nagase, Meizo Shirose, Naohiro Hirose, Asao Matsushima, Shiro Hirano | 2010-06-22 |
| 7727695 | Electrophotographic toner | Shiro Hirano, Masaaki Kondo, Junya Onishi, Aya Shirai | 2010-06-01 |
| 7270923 | Image forming method | Meizo Shirose, Naohiro Hirose, Tatsuya Nagase, Asao Matsushima, Shiro Hirano | 2007-09-18 |
| 7018763 | Static latent image developing toner, developer and image forming method | Ken Ohmura, Tatsuya Nagase, Kaori Soeda | 2006-03-28 |