The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 1995
Filed:
Dec. 01, 1992
Applicant:
Inventors:
Tsuneo Kurotori, Tokyo, JP;
Manabu Mochizuki, Yokohama, JP;
Kenzo Ariyama, Yokohama, JP;
Kenji Kojima, Tokyo, JP;
Ichiro Tsuruoka, Nihonbashi, JP;
Katsuhiro Echigo, Yokohama, JP;
Mayumi Miyao, Tokyo, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430116 ; 430112 ; 355256 ;
Abstract
A liquid developer for developing latent electrostatic images comprises (i) a carrier liquid comprising at least one component selected from the group consisting of a phenylmethyl silicone oil and a cyclic dimethyl polysiloxane, and (ii) toner particles dispersed in said carrier liquid, and images are formed by a wet-type electrophotographic image formation method using the liquid developer and thermally fixed to a transfer sheet.