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:
Aug. 06, 1996
Filed:
Apr. 04, 1994
Yoshio Kishimoto, Hirakata, JP;
Masaaki Suzuki, Hirakata, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A rewritable recording medium which can perform multi-color recording is provided. The recording medium comprises an optical absorption layer and an optically selective absorption layer sequentially stacked on a substrate, wherein the optically selective absorption layer includes a plurality of colored segments and a reversible thermosensitive recording matrix in contact with the colored segments, the reversible thermosensitive recording matrix being formed so as to cover the colored segments and so as to come in contact with the optical absorption layer, and changing in light transmittance in a reversible manner by application of heat.