MS

Masumi Sato

Ricoh Company: 5 patents #4 of 609Top 1%
Overall (2002): #8,522 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6501913 Container, its support structure, and image formation apparatus Yoshio Hattori, Tomotoshi Nakahara, Takaaki Yanagisawa, Kazuhisa Sudo, Kouta Fujimori 2002-12-31
6470161 Apparatus for minimizing toner contamination on an image formation member Takatsugu Fujishiro, Masami Hiramatsu, Hitoshi Ishibashi, Hiroshi Yosinaga, Yukiko Iwasaki 2002-10-22
6416176 Ink-jet printing system having an improved sheet transport mechanism Motokazu Yasui, Masato Yokoyama 2002-07-09
6393241 Nozzle having an end portion capable of penetrating into a toner discharging portion included in a toner container that stores powdery toner Junichi Matsumoto, Nobuo Kasahara, Satoshi Muramatsu, Nobuo Iwata, Takaaki Yanagisawa +4 more 2002-05-21
6366754 Color image forming apparatus with toner recycling Kazuhiko Yuuki, Hiroshi Yoshinaga, Yoshinori Ozawa, Atsushi Takehara 2002-04-02