YB

Yutaka Ban

Canon: 91 patents #145 of 19,416Top 1%
Overall (All Time): #18,029 of 4,157,543Top 1%
90
Patents All Time

Issued Patents All Time

Showing 76–90 of 90 patents

Patent #TitleCo-InventorsDate
5475479 Developer cartridge having an automatic lid closing mechanism Takuya Hatakeyama 1995-12-12
D362678 Toner cartridge for copying machine Masaaki Ishibashi 1995-09-26
D356814 Toner bottle for copying machine Noriyuki Suzuki 1995-03-28
D353832 Toner container for photo-copier Nobuo Masaki, Tadayuki Tsuda 1994-12-27
5351728 Developer cartridge Mitsuru Honda, Takuya Hatakeyama 1994-10-04
D344284 Toner bottle for copying machine Noriyuki Suzuki 1994-02-15
5268722 Detachable developer supply container having means for selectively prohibiting detachment Masatoshi Ikkatai, Tomohiro Aoki, Takaji Yonemori 1993-12-07
D333832 Cap for toner bottle Noriyuki Suzuki 1993-03-09
D329868 Toner case for copying machine Eiji Sakaguchi 1992-09-29
D329659 Toner container for photo-copier Atsushi Mizukami, Masatoshi Ikkatai 1992-09-22
5111976 Powder developer container with a sealing member having specific hardness, compressive set, friction coefficient and compression 1992-05-12
D319658 Toner container for photo-copier Ei Yamamoto 1991-09-03
D319464 Toner case for copying machine Ryoichi Takahashi, Naoki Fuei, Masataka Isomoto 1991-08-27
4981218 Developer cartridge Mayumi Kashiwagi 1991-01-01
4931838 Developing apparatus and process cartridge having the same Toshiaki Nagashima 1990-06-05