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:
Oct. 13, 1992
Filed:
Sep. 17, 1990
Tsuneo Kurotori, Tokyo, JP;
Manabu Mochizuki, Yokohama, JP;
Ichiro Tsuruoka, Tokyo, JP;
Katsuhiro Echigo, Yokohama, JP;
Itsuo Ikeda, Sagamihara, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
In a wet-type image formation apparatus, a latent electrostatic image formation unit; a wet-type development unit for developing a latent electrostatic image into a visible toner image with a liquid developer constituted of (a) a carrier liquid constituted of or including a silicone oil with a siloxane structure and (b) toner particles constituted of or including a coloring agent and a binder resin, which are dispersed in the carrier liquid; an image-transfer unit; and an image-fixing unit including a heat-application roller, the surface of which is coated with a release agent constituted of or including silicone oil with a siloxane structure.