MS

Masumi Sato

Ricoh Company: 6 patents #18 of 863Top 3%
Overall (2004): #5,345 of 270,089Top 2%
6
Patents 2004

Issued Patents 2004

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6801749 Apparatuses for color image formation, tandem color image formation and image formation Motokazu Yasui, Hiroyasu Shijo, Tomotoshi Nakahara 2004-10-05
6785504 Apparatuses for color image formation, tandem color image formation and image formation Motokazu Yasui, Hiroyasu Shijo, Tomotoshi Nakahara 2004-08-31
6778797 Charging roller having elastic member Yukiko Iwasaki, Hitoshi Ishibashi, Hiroshi Yoshinaga, Takatsugu Fujishiro, Masami Hiramatsu 2004-08-17
6766137 Apparatuses for color image formation, tandem color image formation and image formation Motokazu Yasui, Hiroyasu Shijo, Tomotoshi Nakahara 2004-07-20
6748190 Apparatus and method for replenishing a developing device with toner while suppressing toner remaining Takaaki Yanagisawa, Kazuhiko Yuuki, Akio Kosuge, Yoshinori Ozawa, Yoshi Hattori +4 more 2004-06-08
6719469 Ink jet recording apparatus capable of performing a duplex print operation Motokazu Yasui, Tsumori Sato, Masanori Horike, Masato Yokoyama 2004-04-13