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:
Apr. 03, 2012
Filed:
Mar. 29, 2007
Applicants:
Atsushi Kutami, Numazu, JP;
Makoto Yamamoto, Yokohama, JP;
Inventors:
Atsushi Kutami, Numazu, JP;
Makoto Yamamoto, Yokohama, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/30 (2006.01); B41M 5/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide a method for cleaning a reversible thermosensitive recording medium containing cleaning a reversible thermosensitive recording medium with a cleaning solution which contains at least one of an anionic surfactant and a nonionic surfactant, wherein the reversible thermosensitive recording medium contains an electron-donating coloring compound and an electron-accepting compound and reversibly changes any one of transparency and color tone depending on temperature.