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:
Dec. 30, 1986
Filed:
Apr. 09, 1986
Applicant:
Inventors:
Tomohisa Mikami, Machida, JP;
Tsugio Noda, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
346 / ; 400120 ;
Abstract
In a thermal printer which conducts recording by heating heat generating elements with a drive signal, the temperature of the heat generating elements, after a specified period for the start of a thermal recording signal can be returned to a constant value, by applying during the normal cooling process, that is, after application of a thermal recording signal, a predetermined auxiliary pulse corresponding to the temperature that is generated during the thermal recording and to the tone to be recorded.