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. 26, 1981
Filed:
Jun. 22, 1979
Michiro Ohishi, Tokyo, JP;
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
An optical system for a three or two image pick-up element type color television camera, in which an illuminating lamp, a chart on which information are provided, and a lens for projecting the image of said characters. The information on the chart is arranged outside the path of light of a photographed image and in the vicinity of a color separation prism system in such a manner that said image of information is applied as optical information to the color separation prism system. The optical information passes through the color separation prism system to form the image of the information on the image forming surface of an image pick-up element outside the color separation prism system.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile