RM

Ryuta Murakami

Canon: 55 patents #587 of 19,416Top 4%
📍 Iitate, JP: #4 of 29 inventorsTop 15%
Overall (All Time): #45,389 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
10222736 Image forming apparatus Noriyuki Komatsu, Osamu Anan, Tetsuya Numata 2019-03-05
10095161 Accommodating container, process cartridge and electrophotographic image forming apparatus Toshiaki Takeuchi, Yoshiyuki Batori, Daisuke Makiguchi, Gosuke Goto, Makoto Tokudome +1 more 2018-10-09
10073380 Feeding device Hiroaki Nosho, Takatoshi Hamada, Noriyuki Komatsu, Naoki Matsumaru, Naoki Maeda 2018-09-11
9989892 Developer accommodating container with projected shaped portion for contacting toner seal member Toshiaki Takeuchi, Takashi Kimura, Yoshiyuki Batori, Daisuke Makiguchi, Noritomo Yamaguchi +1 more 2018-06-05
9904208 Accommodating container, cleaning device, developing device, process cartridge, and image forming apparatus Naoki Maeda, Noriyuki Komatsu, Naoki Matsumaru, Takatoshi Hamada, Hiroaki Nosho 2018-02-27
9823603 Feeding device, cleaning device, developing device, process cartridge, and image forming apparatus Noriyuki Komatsu, Naoki Maeda, Takatoshi Hamada, Hiroaki Nosho, Naoki Matsumaru 2017-11-21
9618873 Image forming apparatus Noriyuki Komatsu, Osamu Anan, Tetsuya Numata 2017-04-11
9599932 Developer container with sealing member having a plurality of holes and rotatable member having a plurality of projections contactable with the sealing member Toshiaki Takeuchi, Yoshiyuki Batori, Daisuke Makiguchi, Gosuke Goto, Makoto Tokudome +1 more 2017-03-21
9523942 Developer accommodating container, developing cartridge, process cartridge and image forming apparatus Toshiaki Takeuchi, Takashi Kimura, Yoshiyuki Batori, Daisuke Makiguchi, Noritomo Yamaguchi +1 more 2016-12-20
9465318 Developer accommodating container with toner seal member, unsealing member, and auxiliary unsealing member Toshiaki Takeuchi, Takashi Kimura, Yoshiyuki Batori, Daisuke Makiguchi, Noritomo Yamaguchi +1 more 2016-10-11
9389583 Image forming apparatus and process cartridge Naoki Maeda, Atsushi Takasaka 2016-07-12
9229371 Developer container, developing cartridge, process cartridge and image forming apparatus Daisuke Makiguchi, Toshiaki Takeuchi, Yoshiyuki Batori 2016-01-05
9188906 Cartridge, developing cartridge, process cartridge and image forming apparatus Yoshiyuki Batori, Toshiaki Takeuchi, Daisuke Makiguchi, Junichi Matsumura, Hiroomi Matsuzaki +1 more 2015-11-17
9164430 Developer container, developing cartridge, process cartridge and image forming apparatus Daisuke Makiguchi, Yoshiyuki Batori, Toshiaki Takeuchi 2015-10-20
9116466 Cartridge, process cartridge and image forming apparatus Daisuke Makiguchi, Yoshiyuki Batori, Toshiaki Takeuchi 2015-08-25
9069289 Developer container, developing cartridge, process cartridge and image forming apparatus Yoshiyuki Batori, Toshiaki Takeuchi, Daisuke Makiguchi, Junichi Matsumura, Tatsuo Fujisaki +1 more 2015-06-30
9052638 Cartridge and image forming apparatus with seal member for sealing a toner feeding opening Naoki Matsumaru, Daisuke Makiguchi, Yoshiyuki Batori, Toshiaki Takeuchi 2015-06-09
8620181 Process cartridge and electrophotographic image forming apparatus 2013-12-31
D622309 Process cartridge Takeshi Kubota, Teruhiko Sasaki, Fumito Nonaka, Shunsuke Uratani, Tetsuo Uesugi +2 more 2010-08-24
D622308 Process cartridge Takeshi Kubota, Teruhiko Sasaki, Fumito Nonaka, Shunsuke Uratani, Tetsuo Uesugi +2 more 2010-08-24
7519311 Developing apparatus, process cartridge, image forming apparatus, and assemblying method for developing apparatus Hideshi Kawaguchi 2009-04-14
D585482 Toner cartridge Takeshi Kubota, Toru Oguma, Fumito Nonaka, Shunsuke Uratani, Takuya Kawakami +1 more 2009-01-27
D583860 Toner cartridge Takeshi Kubota, Toru Oguma, Fumito Nonaka, Shunsuke Uratani, Takuya Kawakami +1 more 2008-12-30
7206534 Process cartridge, developing cartridge and gripping part therefor 2007-04-17
7156797 Assembling method for developing roller Noriyuki Komatsu, Kazushi Watanabe 2007-01-02