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:
Aug. 16, 1988
Filed:
Oct. 22, 1987
Applicant:
Inventors:
Shuichi Tamura, Kanagawa, JP;
Yoshihiro Harunari, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, , US;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
354403 ;
Abstract
A distance measuring device for a camera includes a first distance measuring arrangement adapted for measuring the distance of the middle part of a photographing field; a second distance measuring arrangement for measuring the distances of the middle and peripheral parts of the field; and a switch for selection between the first and second distance measuring arrangements.
Tamura, Shuichi. (1988). Distance measuring device for camera (U.S. Patent No. 4764786). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4764786
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile