Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10274853 | Toner, developer, toner housing unit and image forming apparatus | Takayuki Itoh, Naohiro Watanabe, Takahiro Honda, Shingo Sakashita, Daisuke Inoue +1 more | 2019-04-30 |
| 10054864 | Toner, toner stored unit, and image forming apparatus | Tomoki Murayama, Ryota Inoue, Masana Shiba, Daisuke Inoue, Junichi Awamura +1 more | 2018-08-21 |
| 9989869 | Toner, toner stored unit, and image forming apparatus | Daisuke Inoue, Naohiro Watanabe, Ryota Inoue, Masana Shiba, Junichi Awamura +4 more | 2018-06-05 |
| 9957349 | Resin composition, prepreg, and film | Toyoji Oshima, Shu Yoshida, Takeru Horino | 2018-05-01 |
| 9709911 | Toner, image forming apparatus, and process cartridge | Yoshitsugu Kimura, Ryota Inoue, Masana Shiba, Daisuke Inoue, Tomoki Murayama | 2017-07-18 |
| 9574756 | LED lamp | Takashi Akiyama, Masashi Watanabe, Takashi Shimura | 2017-02-21 |
| 9557670 | Toner, developer, and color toner set | Masana Shiba, Hiroshi Yamashita, Tsuyoshi Sugimoto, Daisuke Asahina, Yukari Fukuda +1 more | 2017-01-31 |
| 9485830 | LED lighting apparatus | Keisuke Sakai, Takashi Akiyama | 2016-11-01 |
| 9400439 | Toner, developer, and image forming apparatus | Kousuke Nagata, Masahide Yamada, Shinya Nakayama, Akiyoshi Sabu, Tatsuya Morita +2 more | 2016-07-26 |
| 9380657 | LED lighting device | Takashi Akiyama, Keisuke Sakai | 2016-06-28 |
| 9354533 | Electrophotographic toner, two-component developer containing toner, and image forming apparatus | Kazumi Suzuki, Masana Shiba, Tatsuya Morita, Yoshitaka Yamauchi, Azumi Miyaake | 2016-05-31 |
| 9348245 | Toner, method for producing the toner, two-component developer, and image forming apparatus | Tatsuya Morita, Kazumi Suzuki, Shingo Sakashita, Masana Shiba, Taichi Nemoto +2 more | 2016-05-24 |
| 9239530 | Toner for forming electrostatic image, developer, process cartridge, and image forming apparatus | Daisuke Asahina, Hiroshi Yamashita, Masana Shiba, Tsuyoshi Sugimoto, Yukari Fukuda | 2016-01-19 |
| 9201365 | Image forming apparatus | Shingo Sakashita, Satoshi Kojima, Daisuke Misawa, Hiroshi Endoh, Tomoki Murayama +1 more | 2015-12-01 |
| 9034548 | Toner and image forming method | Tatsuru Moritani, Hiroshi Yamashita, Tsuyoshi Sugimoto, Daisuke Asahina, Susumu Chiba | 2015-05-19 |
| 8986916 | Yellow toner and color image forming method | Hiroshi Yamashita, Masana Shiba, Satoyuki Sekiguchi, Yukari Fukuda, Daisuke Asahina +1 more | 2015-03-24 |
| 8932789 | Toner and developer | Tsuyoshi Sugimoto, Hiroshi Yamashita, Daisuke Asahina, Satoyuki Sekiguchi, Masana Shiba +2 more | 2015-01-13 |
| 8895217 | Electrostatic image forming toner and developer | Daisuke Asahina, Tsuyoshi Sugimoto, Hiroshi Yamashita, Taichi Nemoto, Shingo Sakashita +2 more | 2014-11-25 |
| 8795940 | Toner and developer | Tsuyoshi Sugimoto, Hiroshi Yamashita, Daisuke Asahina, Masahide Yamada, Shinya Nakayama +2 more | 2014-08-05 |
| 8728703 | Electrophotographic toner, method for producing toner, developer and image forming apparatus containing toner | Hiroshi Yamashita, Satoyuki Sekiguchi, Daisuke Asahina, Tsuyoshi Sugimoto, Masaki Watanabe | 2014-05-20 |
| 8592117 | Toner and developer | Tsuyoshi Sugimoto, Hiroshi Yamashita, Daisuke Asahina, Masaki Watanabe, Satoyuki Sekiguchi | 2013-11-26 |
| 8547027 | LED drive circuit | Takashi Akiyama, Hisashi Fukasawa, Ryoichi Watanabe | 2013-10-01 |
| 6812914 | Method of image sticking prevention and recovery treatment for ferroelectric liquid crystal device | — | 2004-11-02 |