YK

Yusuke Kosaki

Canon: 21 patents #3,043 of 19,416Top 20%
Overall (All Time): #199,868 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12210317 Toner, external additive for toner, and fine particle Sara Yoshida, Taiji Katsura, Hidekazu Fumita, Kentaro Yamawaki, Itaru Kondo 2025-01-28
11960242 Toner Kentaro Yamawaki, Sara Yoshida, Taiji Katsura, Hidekazu Fumita, Toshiya Kaino 2024-04-16
11841681 Toner Taiji Katsura, Hidekazu Fumita, Kentaro Yamawaki, Sara Yoshida, Takayoshi Ootsuka 2023-12-12
11573519 Electrophotographic apparatus and process cartridge Hidekazu Fumita, Kentaro Yamawaki, Sara Yoshida, Taiji Katsura, Syoji Inoue +1 more 2023-02-07
10635010 Toner Kenta Kamikura, Kunihiko Nakamura, Maho Tanaka 2020-04-28
10539899 Toner Kunihiko Nakamura, Kenta Kamikura, Maho Tanaka 2020-01-21
10539893 Toner Maho Tanaka, Kunihiko Nakamura, Kenta Kamikura 2020-01-21
10409180 Resin fine particles, method of producing resin fine particles, method of producing resin particles, and method of producing toner Shinnosuke Koji, Sakae Suda, Shohei Fukuya, Tetsuya Kinumatsu, Kenji Aoki +5 more 2019-09-10
10303075 Toner Keisuke Tanaka, Yojiro Hotta, Kazuo Terauchi, Koji Nishikawa, Takaaki Furui +4 more 2019-05-28
10295920 Toner Koji Nishikawa, Yojiro Hotta, Kazuo Terauchi, Takaaki Furui, Ryo Nagata +4 more 2019-05-21
10078280 Methods for producing toner particle and producing resin particle Kenji Aoki, Noritaka Toyoizumi, Tetsuya Kinumatsu, Toshifumi Mori, Sakae Suda +5 more 2018-09-18
9964876 Toner and method for manufacturing the same Noritaka Toyoizumi, Tetsuya Kinumatsu, Kenji Aoki, Toshifumi Mori, Sakae Suda +5 more 2018-05-08
9869943 Method of producing toner and method of producing resin particle Kenji Aoki, Tetsuya Kinumatsu, Shuntaro Watanabe, Noritaka Toyoizumi, Atsushi Tani +1 more 2018-01-16
9857713 Resin particle and method of producing the resin particle, and toner and method of producing the toner Tetsuya Kinumatsu, Kenji Aoki, Noritaka Toyoizumi, Shuntaro Watanabe, Takaaki Kaya +4 more 2018-01-02
9823595 Toner Noritaka Toyoizumi, Tetsuya Kinumatsu, Kenji Aoki, Shuntaro Watanabe, Takaaki Kaya +2 more 2017-11-21
9811016 Toner Kenji Aoki, Tetsuya Kinumatsu, Shuntaro Watanabe, Noritaka Toyoizumi, Takaaki Kaya +2 more 2017-11-07
9798262 Method of producing toner Noritaka Toyoizumi, Tetsuya Kinumatsu, Kenji Aoki, Shuntaro Watanabe, Takaaki Kaya +4 more 2017-10-24
9798256 Method of producing toner Noritaka Toyoizumi, Tetsuya Kinumatsu, Kenji Aoki, Shuntaro Watanabe, Takaaki Kaya +2 more 2017-10-24
9658554 Method of producing toner and method of producing resin particle Tetsuya Kinumatsu, Kenji Aoki, Noritaka Toyoizumi, Shuntaro Watanabe, Takaaki Kaya +2 more 2017-05-23
9429860 Toner production method Tetsuya Kinumatsu, Shuntaro Watanabe, Kenji Aoki, Atsushi Tani, Yoshihiro Nakagawa +3 more 2016-08-30
9309349 Toner Shuntaro Watanabe, Takaaki Kaya, Toshifumi Mori, Kenji Aoki, Tetsuya Kinumatsu +2 more 2016-04-12