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:
Feb. 13, 2001
Filed:
Jun. 16, 1997
Applicant:
Inventor:
Satoru Yamada, Tokyo, JP;
Assignee:
Canon Aptex Inc., Ibaraki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 1/419 ;
U.S. Cl.
CPC ...
H04N 1/419 ;
Abstract
Printers selectively connected to a computer terminal device is identified. By controlling the printer using a dedicated correction data, a quality of the printing image is improved. As an identification data of the printer connected to the computer terminal device, a printer ID is checked. By reading the correction data corresponding to the printer ID, the head shading process is performed for the printer connected to the computer terminal device using the correction data.