MT

Masatake Tanaka

Canon: 41 patents #1,035 of 19,416Top 6%
Overall (All Time): #74,698 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 25 most recent of 41 patents

Patent #TitleCo-InventorsDate
12411428 Toner pack Dai Nozaki, MASAYA KOMURO 2025-09-09
12306572 Process cartridge Shintaro Kawaguchi, Masamichi Sato, Ryo Sugiyama 2025-05-20
12282269 Cartridge and image forming apparatus Shohei Kototani, YOSUKE SUGITANI, Daisuke Baba, Takashi Hiramatsu 2025-04-22
12235606 Process cartridge Tomoya Uesugi, Shintaro Kawaguchi, Masamichi Sato 2025-02-25
12124212 Toner Shintaro Kawaguchi, Tatsuya Saeki, Masamichi Sato 2024-10-22
11947280 Image forming apparatus Kazuhiro Funatani, Kentaro Yamawaki, Kenichi Iida, Shinsuke Kobayashi, Kensuke Umeda +2 more 2024-04-02
11829105 Image forming method and image forming apparatus Ai Suzuki, Kazuhiro Funatani, Kensuke Umeda, Shinsuke Kobayashi, Masamichi Sato 2023-11-28
11493859 Image forming apparatus Kazuhiro Funatani, Kentaro Yamawaki, Kenichi Iida, Shinsuke Kobayashi, Kensuke Umeda +2 more 2022-11-08
11249408 Toner Shohei Tsuda, Tsuneyoshi Tominaga, Taiji Katsura, Masamichi Sato 2022-02-15
11169460 Toner Shohei Kototani, Kentaro Yamawaki, Tsuneyoshi Tominaga, Taiji Katsura, Masamichi Sato 2021-11-09
11003105 Toner and toner manufacturing method Masamichi Sato, Shohei Kototani, Kentaro Yamawaki, Tsuneyoshi Tominaga, Taiji Katsura 2021-05-11
11003104 Toner Taiji Katsura, Masamichi Sato, Shohei Kototani, Kentaro Yamawaki, Tsuneyoshi Tominaga 2021-05-11
10976679 Toner Taiji Katsura, Masamichi Sato, Shohei Kototani, Kentaro Yamawaki, Tsuneyoshi Tominaga 2021-04-13
10942466 Toner with an external additive of an organosilicon polymer particle having a hydroxyl group Tsuneyoshi Tominaga, Taiji Katsura, Masamichi Sato, Shohei Kototani, Kentaro Yamawaki 2021-03-09
10845721 Toner Tsuneyoshi Tominaga, Noriyoshi Umeda, Satoshi Otsuji, Shinsuke Mochizuki 2020-11-24
10054866 Toner Nobuhisa Abe, Hidekazu Fumita, Masashi Kawamura, Shiro Kuroki, Kenji Ookuba 2018-08-21
9958801 Toner and production method thereof Yoshihiro Nakagawa, Naoya Isono, Harumi Takada, Reo Tagawa 2018-05-01
9904193 Toner and method of producing toner Yoshihiro Nakagawa, Naoya Isono, Harumi Takada 2018-02-27
9835964 Toner Yu Yoshida, Yoshihiro Nakagawa, Naoya Isono, Tsutomu Shimano, Shintaro Noji 2017-12-05
9829816 Toner Yoshihiro Nakagawa, Naoya Isono, Tsutomu Shimano, Shintaro Noji, Yu Yoshida +2 more 2017-11-28
9785071 Toner and method for producing toner Tsutomu Shimano, Yoshihiro Nakagawa, Naoya Isono, Yu Yoshida 2017-10-10
9766566 Toner and method for producing the same Shinsuke Mochizuki, Kenichi Nakayama, Koji Abe, Toshihiko Katakura, Naoya Isono 2017-09-19
9658549 Toner Yoshihiro Nakagawa, Naoya Isono, Harumi Takada, Yuichi Yajima, Dai Nozaki 2017-05-23
9599919 Toner Naoya Isono, Tsutomu Shimano, Shintaro Noji, Yu Yoshida 2017-03-21
9575424 Method of producing a toner particle Yoshihiro Nakagawa, Naoya Isono, Tsutomu Shimano, Shintaro Noji, Yu Yoshida 2017-02-21