NW

Naohiro Watanabe

Ricoh Company: 4 patents #52 of 812Top 7%
Overall (2005): #10,351 of 245,428Top 5%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6936390 Toner, method of producing same and image forming device Toshiki Nanya, Masami Tomita, Shigeru Emoto, Hiroshi Yamada, Shinichiro Yagi +1 more 2005-08-30
6852462 Toner, method of forming the toner, and image forming method and apparatus using the toner Shigeru Emoto, Tsunemi Sugiyama, Hiroshi Yamashita, Shinichiro Yagi, Masami Tomita +2 more 2005-02-08
6849369 Toner for developing electrostatic image, method for manufacturing the toner, developer including the toner, container containing the toner, and developing method using the toner Shinichiro Yagi, Masami Tomita, Toshiki Nanya, Shigeru Emoto, Hiroshi Yamada +3 more 2005-02-01
6846604 Toner and image forming apparatus using the toner Shigeru Emoto, Hiroshi Yamashita, Tsunemi Sugiyama, Hiroshi Yamada, Masami Tomita 2005-01-25