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.:

US 7168779 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 30, 2007

Filed:

Jan. 06, 2004
Applicants:

Glenn K. Smith, Webster, NY (US);

Andrew S. Yeh, Portland, OR (US);

Inventors:

Glenn K. Smith, Webster, NY (US);

Andrew S. Yeh, Portland, OR (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and apparatus for masking low drop volume print defects in inkjet printers. In one exemplary embodiment, the invention obtains a print mask, determines a likelihood that an individual ink ejection nozzle will produce a low drop volume, determining a correction factor, and compensates for the low drop volume. The low drop volume may be compensated by increasing the drop intensity, modifying the print mask, or combinations of both.


Find Patent Forward Citations

Smith, Glenn. (2007). Image processing to mask low drop volume defects in inkjet printers (U.S. Patent No. 7168779). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7168779

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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