US Patent 7629099 Toner, developer, image forming method, and toner container

Patent 7629099 was granted and assigned to RICOH COMPANY,LTD. on December, 2009 by the United States Patent and Trademark Office.

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Patent Citations Received

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US Patent 12078961 Toner, method of manufacturing toner, toner storage unit, image forming apparatus and method of forming image

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Patent Inventor Names

Hiroshi Yamashita0

Hiroto Higuchi0

Tsuyoshi Sugimoto0

Yasuhiro Shindo0

Yohichiroh Watanabe0

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Patent abstract

A toner is provided manufactured by a method having the steps: dispersing toner constituents including a resin, in an aqueous medium containing a particulate resin, wherein the resin has a polyester skeleton formed by a ring-opening addition reaction of a cyclic ester with a first compound having an active hydrogen group; and a developer and an image forming method using the toner, and a toner container containing the toner.

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Official Website

https://pdfpiw.uspto.gov/.piw?Docid=076290990

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