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:
Nov. 13, 2018
Filed:
Sep. 29, 2014
Applicant:
Kuraray Co., Ltd., Kurashiki-shi, JP;
Inventors:
Assignee:
KURARAY CO., LTD., Kurashiki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 (2006.01); B29D 11/00 (2006.01); G02B 6/06 (2006.01);
U.S. Cl.
CPC ...
G02B 6/02042 (2013.01); B29D 11/00682 (2013.01); G02B 6/02038 (2013.01); B29K 2233/08 (2013.01); B29K 2625/06 (2013.01); G02B 6/06 (2013.01);
Abstract
The object of the present invention is to provide a plastic image fiber having a small optical transmission loss. The plastic image fiber comprises N (where N is an integer equal to or greater than 2) number of cores which are disposed within a cladding. The each of the cores has an index of reflection that continuously changes at a peripheral part of the core. The index of reflection at the peripheral part on a center side of the core is greater than an index of reflection at the peripheral part on a cladding side.