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:
Apr. 27, 2004
Filed:
Dec. 10, 1996
Hiroshi Saruwatari, Kanagawa-ken, JP;
Takashi Fujii, Kanagawa-ken, JP;
Yoshiyuki Mizoguchi, Kanagawa-ken, JP;
Toshinobu Yamaguchi, Tokyo, JP;
Taro Murakami, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In an image pickup apparatus which permits switching between a moving-image shooting mode and a still image shooting mode and is provided with an automatic focusing device for focus adjustment by detecting a high frequency component of a video signal to use it as a focus evaluating signal, the focusing action of the automatic focusing device is arranged to be restarted when the moving-image shooting mode is switched to the still-image shooting mode.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile