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. 30, 1991
Filed:
Oct. 12, 1988
Applicant:
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355326 ; 355246 ; 355 77 ; 358 80 ;
Abstract
A color adjustment apparatus for a color picture image reproducing machine, the apparatus includes a color chart for visually representing all real colors in terms of color elements of saturation and hue, and a touch-key for inputting color adjustment data to the color copying machine, the color adjustment data relates to one of the colors corresponding to a pressed point on the color chart.