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:
Apr. 08, 2003
Filed:
May. 09, 1996
Applicant:
Inventor:
Koichi Uchiyama, Ibaraki-Ken, JP;
Assignee:
Riso Kagaku Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 ;
U.S. Cl.
CPC ...
G06K 9/00 ;
Abstract
In forming a color image, a covering device is placed upon a color area having a plurality of colors regularly arranged. The color area is light reflective and s formed of stripes. The covering device is formed of strips whose phase substantially matches the stripes of the color area and printed on the color area. A color is presented by a color mixture of colors not covered by the covering device in the color area, wherein the color mixture is a subtractive color mixture.
Uchiyama, Koichi. (2003). Color image forming method, color image forming apparatus, covering sheet and color image (U.S. Patent No. 6546128). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6546128
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile