SM

Satoshi Muramatsu

Ricoh Company: 10 patents #1 of 684Top 1%
Overall (2003): #1,544 of 273,478Top 1%
10
Patents 2003

Issued Patents 2003

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6628915 Developer container for an image forming apparatus Junichi Matsumoto, Nobuo Kasahara, Nobuo Iwata 2003-09-30
6628913 Method and apparatus for replenishing developer with a flexible powder container Junichi Matsumoto, Nobuo Kasahara, Nobuo Iwata, Tomoyuki Ichikawa 2003-09-30
6628908 Toner supply unit and image forming apparatus Junichi Matsumoto, Nobuo Kasahara, Nobuo Iwata, Tomoyuki Ichikawa, Yoshio Hattori +5 more 2003-09-30
6608983 Toner container and air stream delivering mechanism Seiji Terazawa, Tetsuya Kusano, Nobuo Kasahara, Fumio Ogata, Takeshi Tamaru 2003-08-19
6597883 Powder pump capable of effectively conveying powder and image forming apparatus using powder pump Nobuo Iwata, Nobuo Kasahara, Junichi Matsumoto, Tomoyuki Ichikawa 2003-07-22
6571076 Image forming apparatus and toner container therefor Nobuo Kasahara, Junichi Matsumoto, Nobuo Iwata 2003-05-27
6567637 Apparatus and method for replenishing a developing device with toner while suppressing toner remaining Takaaki Yanagisawa, Masumi Sato, Kazuhiko Yuuki, Akio Kosuge, Yoshinori Ozawa +4 more 2003-05-20
6542707 Method and apparatus for image forming capable of effectively transferring various kinds of powder Nobuo Kasahara, Nobuo Iwata, Junichi Matsumoto, Tomoyuki Ichikawa 2003-04-01
6526246 POWDER REPLENISHING DEVICE, POWDER CONVEYING DEVICE, DEVELOPING APPARATUS USING THE SAME POWDER REPLENISHING DEVICE OR POWDER CONVEYING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME POWDER REPLENISHING DEVICE OR POWDER CONVEYING DEVICE Nobuo Iwata, Nobuo Kasahara, Junichi Matsumoto, Tomoyuki Ichikawa 2003-02-25
6507720 Color image forming apparatus and toner replenishing apparatus each including plural toner containers received in receiving member of setting part and toner containers therefor Masaaki Kabumoto, Goro Katsuyama, Kanae Amemiya, Masahiro Kurita, Masahiro Yonekawa +6 more 2003-01-14