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:
Jul. 25, 2017
Filed:
Mar. 09, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Yuki Niwamae, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 7/00 (2014.01); G03B 7/22 (2006.01); G03B 9/08 (2006.01); G03B 9/36 (2006.01);
U.S. Cl.
CPC ...
G03B 7/00 (2013.01); G03B 9/36 (2013.01); G03B 2205/0053 (2013.01);
Abstract
A control unit for acquiring information relating to an environment in which a shutter device is used, and changing at least one of a driving start timing at a time of driving a motor and a driving speed at the time of driving the motor.