TS

Tsunemi Sugiyama

Ricoh Company: 5 patents #145 of 1,683Top 9%
Overall (2011): #13,731 of 364,097Top 4%
5
Patents 2011

Issued Patents 2011

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8026031 Toner, vessel with the toner, developer, image forming apparatus and process cartridge and image forming method Naohiro Watanabe, Shigeru Emoto, Yohichiroh Watanabe, Masahide Yamada, Masahiro Ohki +4 more 2011-09-27
7989131 Toner, developer, image forming method, image forming apparatus, process cartridge, and toner container Ryota Inoue, Shigeru Emoto, Naohiro Watanabe, Masahide Yamada, Akinori Saitoh +4 more 2011-08-02
7939238 Dry toner and method of preparing same Hiroshi Yamashita, Shigeru Emoto, Masami Tomita 2011-05-10
7932007 Toner and method for producing the same, and image-forming method using the same Hiroshi Yamashita, Chiaki Tanaka, Yohichiroh Watanabe, Masahiro Ohki, Sonoh Matsuoka +4 more 2011-04-26
7879523 Toner composition and method for manufacturing the toner composition Hiroshi Yamashita, Masami Tomita, Shigeru Emoto 2011-02-01