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:
Jun. 18, 2002
Filed:
Apr. 04, 1995
Applicant:
Inventors:
Toshiaki Mabuchi, Tokyo, JP;
Seiya Ohta, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/225 ;
U.S. Cl.
CPC ...
H04N 5/225 ;
Abstract
An adapter device for an interchangeable lens of a camera having a signal conversion circuit for converting an automatic exposure control signal generated from the output from a video signal processing circuit of a video camera which is capable of performing an automatic exposure control into an automatic exposure control signal which is adapted to an interchangeable lens system for a still camera capable of performing an automatic exposure control.