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. 25, 1977
Filed:
Mar. 04, 1976
Applicant:
Inventor:
Jun Shimomura, Tokyo, JA;
Assignee:
Nippon Kogaku K.K., Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
250239 ; 250216 ; 350 67 ;
Abstract
A light receiving device for a photoelectric conversion element in an exposure meter etc., wherein a light converging optical system and a photoelectric conversion element are held in intimate contact with a transparent elastic sheet interposed therebetween.
Shimomura, Jun. (1977). Light receiving device for photoelectric conversion element (U.S. Patent No. 4055761). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4055761
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile