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:
Sep. 08, 2015
Filed:
Nov. 01, 2011
Applicant:
Koji Ishikawa, Kawasaki, JP;
Inventor:
Koji Ishikawa, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
H04N 5/2251 (2013.01);
Abstract
If a movable unit connected to a main body and is rotatable around a first axis as a rotation center with respect to the main body in which a magnetic field generating member is provided is rotated around the first axis with respect to the main body, a magnetic field detection sensor arranged near the first axis rotates and a direction of a magnetic field that can be detected by the magnetic field detection sensor changes.