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:
Apr. 12, 1988
Filed:
Feb. 05, 1987
Applicant:
Inventors:
Kazuhito Murakami, Osaka, JP;
Kenichi Takahashi, Osaka, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9623 ; 350 9630 ;
Abstract
An infrared light transmission fiber comprising an optical fiber made of an infrared light transmitting material which is covered with a reinforcing layer formed by impregnating glass fibers with a thermosetting varnish and curing the same is disclosed. The optical fiber may have a primary coating of cured thermosetting resin provided on the optical fiber and/or a coating of an elastic material provided on the reinforcing layer.