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:
Oct. 15, 1985
Filed:
Nov. 30, 1983
Applicant:
Inventors:
Kenji Matsumoto, Kaisei, JP;
Shoichi Yamamoto, Minami-ashigara, JP;
Jun Hayashi, Minami-ashigara, JP;
Assignee:
Fuji Photo Film Co. Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ; G02B / ; G03C / ;
U.S. Cl.
CPC ...
358 44 ; 358 41 ; 358253 ; 430-7 ; 430289 ; 430642 ; 430905 ; 252582 ; 313371 ; 313374 ; 350311 ; 350317 ;
Abstract
A solid-state color imaging device carrying a micro-color filter which is reduced in its alkali metal ion content to a level of not more than 100 ppm is prepared through formation of a substrate of at least one colored resin layer of the micro-color filter using, as the substrate material, a water-soluble protein such as gelatin whose alkali metal ion content is not more than 20 ppm.