Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12043717 | Foam sheet, product, formed product, and method for producing foam sheet | Yoshimitsu Kumai, Shizuka Hashida, Ryo Miyakoshi | 2024-07-23 |
| 11951662 | Foamed sheet, product, and method for producing foamed sheet | Shizuka Hashida, Yoshimitsu Kumai, Ryo Miyakoshi, Tomoharu Miki | 2024-04-09 |
| 11472959 | Aliphatic polyester resin composition, method for producing the same, and produced product | Chiyoshi Nozaki, Hideki Sugiura | 2022-10-18 |
| 10996578 | Toner, image forming apparatus, image forming method, and toner accommodating unit | — | 2021-05-04 |
| 10884350 | Toner, toner accommodating unit, and image forming apparatus | Toma Takebayashi | 2021-01-05 |
| 10712681 | Toner, toner storage unit, image forming apparatus, and method for manufacturing toner | Minoru Masuda, Atsushi Yamamoto, Junichi Watanabe, Taro Araki, Takeshi Shibuya | 2020-07-14 |
| 10599058 | Toner, developer, toner storage unit, image forming apparatus, and image forming method | Toma Takebayashi | 2020-03-24 |
| 10545421 | Toner, toner stored unit, image forming apparatus, and method for producing toner | Yuka Mizoguchi, Hiroshi Yamashita, Ryota Inoue, Shizuka Hashida | 2020-01-28 |
| 9587072 | Method for producing polymer | Chiaki Tanaka, Yoko Arai, Satoshi Izumi, Yasuo Kamada | 2017-03-07 |
| 9557666 | Toner | Yoshitaka Yamauchi, Chiaki Tanaka | 2017-01-31 |
| 9469723 | Particle manufacturing method, particles, and particle manufacturing apparatus | Keiko Osaka, Chiaki Tanaka | 2016-10-18 |
| 9447228 | Polymer production apparatus and polymer production method | Yuuichi Satoh, Satoshi Izumi, Yoko Arai, Yasuo Kamada, Chiaki Tanaka | 2016-09-20 |
| 9348245 | Toner, method for producing the toner, two-component developer, and image forming apparatus | Tatsuya Morita, Kazumi Suzuki, Shingo Sakashita, Masana Shiba, Yoshitaka Yamauchi +2 more | 2016-05-24 |
| 9346915 | Method for producing polymer and device for producing polymer | Chiaki Tanaka | 2016-05-24 |
| 9152067 | Toner, development agent, and image forming apparatus | Susumu Chiba, Hiroshi Yamashita, Daisuke Asahina, Tsuyoshi Sugimoto, Satoyuki Sekiguchi | 2015-10-06 |
| 9141013 | Electrophotographic toner, developer containing the toner, and image forming apparatus | Yoshihiro Moriya, Masahide Yamada, Yukiko Nakajima, Yoshitaka Yamauchi, Keiji Makabe +3 more | 2015-09-22 |
| 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 |
| 9128397 | Resin for use in toner, toner using the resin, developer using the toner, image forming apparatus and method using the toner, and method of manufacturing resin | Yukiko Nakajima, Masahide Yamada, Yoshihiro Moriya, Yoshitaka Yamauchi, Keiji Makabe +2 more | 2015-09-08 |
| 9029481 | Method for producing polymer, device for producing polymer, device for producing complex, and polymer product | Chiaki Tanaka, Yoshitaka Yamauchi | 2015-05-12 |
| 9012116 | Toner and developer | Daiki Yamashita, Yoshihiro Moriya, Yukiko Nakajima, Yoshitaka Yamauchi, Keiji Makabe +2 more | 2015-04-21 |
| 8932790 | Toner, developer including the toner, image forming apparatus using the toner, and block copolymer | Yoshitaka Yamauchi, Masahide Yamada, Yoshihiro Moriya, Yukiko Nakajima, Keiji Makabe +3 more | 2015-01-13 |
| 8895217 | Electrostatic image forming toner and developer | Daisuke Asahina, Tsuyoshi Sugimoto, Rintaro Takahashi, Hiroshi Yamashita, Shingo Sakashita +2 more | 2014-11-25 |
| 8877420 | Particles and method for producing the same, toner and method for producing the same, developer, process cartridge, image forming method and image forming apparatus | Chiaki Tanaka, Ryota Inoue, Yoshitaka Yamauchi | 2014-11-04 |
| 8846810 | Polymer particle and method for producing the same | Nobuyuki Mase, Takeshi Sako, Idzumi Okajima, Shunsuke Mori, Keishi Mizuno +4 more | 2014-09-30 |
| 8735040 | Toner, developer, and image forming apparatus | Suzuka Amemori, Masahide Yamada, Yoshihiro Moriya, Yukiko Nakajima, Yoshitaka Yamauchi +3 more | 2014-05-27 |