MM

Masaaki Matsushita

Canon: 9 patents #49 of 3,938Top 2%
Overall (2016): #8,183 of 481,213Top 2%
9
Patents 2016

Issued Patents 2016

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9529304 Developer accommodating unit, process cartridge, and electrophotographic image forming apparatus Tetsuo Uesugi, Kojiro Yasui, Masatomi Yoshida, Hiroomi Matsuzaki, Tatsuo Fujisaki +2 more 2016-12-27
9494890 Developing cartridge, process cartridge and image forming apparatus Noriyuki Komatsu, Yoshiyuki Batori, Toshiaki Takeuchi, Daisuke Makiguchi, Takatoshi Hamada +3 more 2016-11-15
9405225 Developer accommodating unit, process cartridge and image forming apparatus Tatsuo Fujisaki, Junichi Matsumura 2016-08-02
9354553 Developer accommodating container, process cartridge and electrophotographic image forming apparatus Masatomi Yoshida, Masaki Furutani, Tetsuo Uesugi, Seiichi Shinohara 2016-05-31
9341983 Developer accommodating unit, developing device, process cartridge and image forming apparatus Masatomi Yoshida, Kojiro Yasui, Koji Yamaguchi 2016-05-17
9304441 Developer accommodating container, developer accommodating unit, process cartridge and image forming apparatus Koji Yamaguchi, Junichi Matsumura, Masatomi Yoshida 2016-04-05
9302801 Developer accommodating unit, manufacturing method thereof, process cartridge and image forming apparatus Junichi Matsumura, Koji Yamaguchi, Tetsuo Uesugi, Tatsuo Fujisaki, Kojiro Yasui +1 more 2016-04-05
9291942 Developer accommodating unit, process cartridge and image forming apparatus Hiroomi Matsuzaki, Kojiro Yasui, Koji Yamaguchi 2016-03-22
9285707 Developer accommodating unit with a urging member for urging a flexible member Koji Yamaguchi, Junichi Matsumura, Masatomi Yoshida 2016-03-15