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. 02, 2018
Filed:
Sep. 22, 2015
Applicant:
Oki Data Corporation, Minato-ku, Tokyo, JP;
Inventor:
Takahito Suzuki, Tokyo, JP;
Assignee:
Oki Data Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/45 (2006.01); G02B 7/02 (2006.01); G02B 3/06 (2006.01); G02B 3/00 (2006.01); G02B 13/24 (2006.01);
U.S. Cl.
CPC ...
B41J 2/451 (2013.01); G02B 3/005 (2013.01); G02B 3/0075 (2013.01); G02B 3/06 (2013.01); G02B 7/028 (2013.01); G02B 13/24 (2013.01);
Abstract
Provided is a rod lens array that includes: a plurality of lenses; and a pair of side plate sections interposing side surfaces of the respective lenses in between to hold the lenses, and each including a first side plate provided adjacent to the lenses, and a second side plate provided on outer side of the first side plate, and having machinability lower than machinability of the first side plate, and a linear expansion coefficient smaller than linear expansion coefficient of the first side plate.