ST

Seiji Terazawa

Ricoh Company: 61 patents #132 of 9,818Top 2%
Overall (All Time): #37,424 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 51–61 of 61 patents

Patent #TitleCo-InventorsDate
7039346 Flexible toner container and toner delivery apparatus Tetsuya Kusano, Satoshi Muramatsu, Nobuo Kasahara, Fumio Ogata, Takeshi Tamaru 2006-05-02
6907214 Toner bottle and electrophotographic apparatus using the same Tetsuya Kusano, Kotaro Koide, Masashi Hasegawa 2005-06-14
6701112 Toner bottle and electrophotographic apparatus using the same Tetsuya Kusano, Kotaro Koide, Masashi Hasegawa 2004-03-02
6678492 Toner container and toner delivery apparatus Tetsuya Kusano, Satoshi Muramatsu, Nobuo Kasahara, Fumio Ogata, Takeshi Tamaru 2004-01-13
6648218 Powder container, method of assembling the same and image forming apparatus Goro Katsuyama, Fumio Ogata 2003-11-18
6608983 Toner container and air stream delivering mechanism Tetsuya Kusano, Satoshi Muramatsu, Nobuo Kasahara, Fumio Ogata, Takeshi Tamaru 2003-08-19
6549744 Powder container for an image forming apparatus and powder discharging device Fumio Ogata, Goro Katsuyama 2003-04-15
RE37542 Toner cartridge for a developing device included in an image forming apparatus Hideo Ichikawa, Sunao Ikeda 2002-02-05
6304739 Toner container and image forming apparatus using the same Goro Katsuyama, Masaaki Kabumoto, Kanae Nomura 2001-10-16
5740507 Densely packed toner container and method of producing the same Hideo Ichikawa, Sunao Ikeda, Nobuhiro Makita, Michiharu Narushima, Masakazu Nakada +1 more 1998-04-14
5655195 Toner cartridge for a developing device included in an image forming apparatus Hideo Ichikawa, Sunao Ikeda 1997-08-05