Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10676628 | Surface treatment liquid composition for substrate, ink set, recording method, recording device, storage container, and printed matter | Takuya Saiga, Satoyuki Sekiguchi, Ryo Miyakoshi | 2020-06-09 |
| 10564557 | Toner, toner stored unit, image forming apparatus, and image forming method | Ryo Miyakoshi, Yoshihiro Moriya, Satoshi Kojima, Satoshi Takahashi | 2020-02-18 |
| 10513619 | Ink, ink container, inkjet recording method, inkjet recording device, and recorded matter | Satoyuki Sekiguchi, Yuusuke Fujita | 2019-12-24 |
| 10156801 | Toner | Kohsuke Nagata, Shinya Nakayama, Tsuyoshi Sugimoto, Susumu Chiba | 2018-12-18 |
| 10078296 | Intermediate transfer member for image forming apparatus, method of manufacturing the same and image forming apparatus | Ryo Miyakoshi, Hidetoshi Fujii, Akira Izutani | 2018-09-18 |
| 9885967 | Resin for toner, toner, developer, image forming apparatus, and process cartridge | Azumi Miyaake, Toyoshi Sawada, Hiroshi Yamashita, Tsuyoshi Sugimoto, Shinya Nakayama +2 more | 2018-02-06 |
| 9851649 | Toner, developer, image forming apparatus, and image forming method | Keiji Makabe, Tsuyoshi Sugimoto, Akinori Saito, Suzuka Amemori, Toyoshi Sawada +4 more | 2017-12-26 |
| 9606464 | Resin composition for toner, toner, developer and image forming apparatus | Yoshitaka Yamauchi, Kazumi Suzuki, Tatsuya Morita, Hiroshi Yamashita, Tsuyoshi Sugimoto | 2017-03-28 |
| 9593213 | Polylactic resin composition and molding | Satoyuki Sekiguchi | 2017-03-14 |
| 9563141 | Toner, developer, and image forming apparatus | Tsuyoshi Sugimoto, Hiroshi Yamashita, Susumu Chiba, Satoyuki Sekiguchi | 2017-02-07 |
| 9557670 | Toner, developer, and color toner set | Masana Shiba, Hiroshi Yamashita, Tsuyoshi Sugimoto, Yukari Fukuda, Rintaro Takahashi +1 more | 2017-01-31 |
| 9557672 | Toner, developer, and image forming apparatus | Susumu Chiba, Tsuyoshi Sugimoto, Shinya Nakayama, Kohsuke Nagata, Shinsuke Nagai | 2017-01-31 |
| 9557669 | Toner, developer, and image forming apparatus | Shinsuke Nagai, Shinya Nakayama, Tsuyoshi Sugimoto, Susumu Chiba, Kohsuke Nagata | 2017-01-31 |
| 9477165 | Toner, process cartridge, developer, and image forming apparatus | Azumi Miyaake, Hiroshi Yamashita, Ryo Miyakoshi, Satoyuki Sekiguchi | 2016-10-25 |
| 9377707 | Toner, developer, and image forming apparatus | Ryo Miyakoshi, Yoshihiro Moriya, Satoyuki Sekiguchi, Yuya Hirokawa | 2016-06-28 |
| 9239530 | Toner for forming electrostatic image, developer, process cartridge, and image forming apparatus | Hiroshi Yamashita, Masana Shiba, Tsuyoshi Sugimoto, Yukari Fukuda, Rintaro Takahashi | 2016-01-19 |
| 9152067 | Toner, development agent, and image forming apparatus | Susumu Chiba, Hiroshi Yamashita, Tsuyoshi Sugimoto, Taichi Nemoto, Satoyuki Sekiguchi | 2015-10-06 |
| 9127118 | Resin for toner, toner using the resin, and development agent using the toner | Hideyuki Santo, Shinya Nakayama, Atsushi Yamamoto, Yoshihiro Moriya, Akiyoshi Sabu +6 more | 2015-09-08 |
| 9034548 | Toner and image forming method | Tatsuru Moritani, Hiroshi Yamashita, Tsuyoshi Sugimoto, Rintaro Takahashi, Susumu Chiba | 2015-05-19 |
| 8986916 | Yellow toner and color image forming method | Hiroshi Yamashita, Masana Shiba, Satoyuki Sekiguchi, Yukari Fukuda, Rintaro Takahashi +1 more | 2015-03-24 |
| 8932789 | Toner and developer | Tsuyoshi Sugimoto, Hiroshi Yamashita, Satoyuki Sekiguchi, Rintaro Takahashi, Masana Shiba +2 more | 2015-01-13 |
| 8895217 | Electrostatic image forming toner and developer | Tsuyoshi Sugimoto, Rintaro Takahashi, Hiroshi Yamashita, Taichi Nemoto, Shingo Sakashita +2 more | 2014-11-25 |
| 8795940 | Toner and developer | Tsuyoshi Sugimoto, Hiroshi Yamashita, Rintaro Takahashi, 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, Tsuyoshi Sugimoto, Masaki Watanabe, Rintaro Takahashi | 2014-05-20 |
| 8592117 | Toner and developer | Tsuyoshi Sugimoto, Hiroshi Yamashita, Masaki Watanabe, Satoyuki Sekiguchi, Rintaro Takahashi | 2013-11-26 |