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:
May. 15, 1979
Filed:
May. 31, 1977
Applicant:
Inventors:
Bradley D Rising, Rochester, NY (US);
Warren D Severin, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
355 38 ; 355 77 ; 355 88 ;
Abstract
An exposure control apparatus for use in a photographic printer determines a color correction factor based on color densities of an original. This correction factor is then utilized in customizing a correction matrix which converts signals representing density levels to signals for use in controlling exposures.