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:
May. 27, 2003
Filed:
Oct. 26, 2001
Applicant:
Inventor:
Seiichi Jimbo, Chiba, JP;
Assignee:
Seiko Instruments Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/35 ; B41J 2/355 ;
U.S. Cl.
CPC ...
B41J 2/35 ; B41J 2/355 ;
Abstract
A thermal line printer drive method and a thermal line printer devised to prevent occurrence of a white gap during printing. A plurality of heating elements arranged on a line perpendicular to a sheet feed direction are separated into a plurality of blocks, and the heating elements in each block are driven separately from those in other blocks to perform thermal recording on a heat-sensitive sheet. A drive pulse is applied to each heating element in each block a certain number of times by being divided.