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:
Feb. 15, 1994
Filed:
May. 07, 1991
Applicant:
Inventors:
Hidehiro Mochizuki, Numazu, JP;
Masaru Shimada, Shizuoka, JP;
Naoya Morohoshi, Numazu, JP;
Hiroyuki Uemura, Numazu, JP;
Chiharu Nogawa, Numazu, JP;
Yutaka Ariga, Fuji, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41M / ; B41M / ;
U.S. Cl.
CPC ...
503227 ; 428195 ; 4284231 ; 428913 ; 428914 ;
Abstract
A sublimation-type thermal image transfer recording medium is composed of a support and a plurality of ink layers, such as yellow, magenta and cyan ink layers, and a black ink layer if necessary, formed on the support side by side, or on different separate supports, each ink layer containing an organic binder agent and a sublimable dye dispersed in the organic binder agent, with the gram-absorptivity coefficient of the sublimable dye being 150,000 or more.