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. 12, 2006
Filed:
Jan. 28, 2004
Applicant:
Makoto Miyawaki, Kanagawa, JP;
Inventor:
Makoto Miyawaki, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device is provided having one or more light quantity controlling members that move into, and out of, an opening portion through which light passes and which is formed by at least a portion of inner diameter sides of a first stator and a second stator, thus controlling the amount of light passing therethrough. The one or more light quantity controlling members are disposed between the magnet and the second stator.
Miyawaki, Makoto. (2006). Light quantity adjusting device (U.S. Patent No. 7104707). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7104707
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile