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:
Jun. 08, 2021
Filed:
Jun. 05, 2019
Applicant:
Zink Holdings, Llc, Billerica, MA (US);
Inventors:
Brian D. Busch, Sudbury, MA (US);
James Peter Zelten, Melrose, MA (US);
Assignee:
ZINK HOLDINGS, LLC, Billerica, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/36 (2006.01);
U.S. Cl.
CPC ...
B41J 2/36 (2013.01);
Abstract
A method and apparatus for expanding a color gamut of a direct thermal printer is described. The method includes, in a three-color direct thermal printer having at least a print head, the print head including print head elements, dynamically adjusting a duty cycle of at least one of the colors depending on the color to be printed in each pixel of an image.