Oblon, McClelland, Maier & Neustadt, L.L.P.
Polyester resin for toner, toner, developer, and image formation device
A polyester resin for a toner, the polyester resin including:    4,000≦Weight average molecular weight (Mw)≦25,000   Expression (2); and0.5≦(Amount of the trivalent or higher aliphatic alcohol)≦6.5   Expression (3),
Ricoh Company, Ltd.
G G G C C G G
G03G G03G G03G C08G C08G G03G G03G
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Susumu Shinya Hiroshi Shinsuke Kohsuke Tsuyoshi Suzuka
Chiba Nakayama Yamada Nagai Nagata Sugimoto Amemori