Toner, toner accommodating unit, and image forming apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10859932
APP PUB NO 20180024452A1
SERIAL NO

15522567

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A toner, including: a polyester resin, wherein the polyester resin has a structure represented by any one of formulas 1) to 3) below: 1) R1-(NHCONH-R2)n-, 2) R1-(NHCOO-R2)n-, and 3) R1-(OCONH-R2)n-, where n is 3 or more, R1 represents an aromatic organic group or an aliphatic organic group, and R2 represents a group derived from a resin that is polyester formed of polycarboxylic acid, polyol, or both thereof; or that is a modified polyester obtained by modifying polyester with isocyanate.

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Patent Owner(s)

  • RICOH COMPANY, LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amemori, Suzuka Shizuoka, JP 29 343
Chiba, Ryuta Kanagawa, JP 9 76
Nagata, Kohsuke Shizuoka, JP 17 93
Nakayama, Shinya Shizuoka, JP 108 1768
Santo, Hideyuki Kanagawa, JP 35 430
Sugimoto, Tsuyoshi Shizuoka, JP 86 1249
Yamada, Hiroshi Shizuoka, JP 691 7950

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