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:
Jan. 07, 2020
Filed:
Jul. 26, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Daigo Kobayashi, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01); B29D 11/00 (2006.01); G02B 1/04 (2006.01); G02B 27/00 (2006.01);
U.S. Cl.
CPC ...
G02B 7/02 (2013.01); B29D 11/00009 (2013.01); G02B 1/041 (2013.01); G02B 27/0018 (2013.01);
Abstract
A plastic lens is fixed by a holder biting into the plastic lens, a side surface of the plastic lens has a gate trace, and a bite amount into the plastic lens of the holder closest to the gate trace is smaller than an average bite amount into the plastic lens of the holder.