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. 17, 1991
Filed:
Jan. 14, 1988
Applicant:
Inventors:
Kiyofumi Mochizuki, Hachioji, JP;
Yoshinori Namihira, Kawasaki, JP;
Makoto Nunokawa, Kawasaki, JP;
Yoshinao Iwamoto, Fujimi, JP;
Hitoshi Yamamoto, Yamato, JP;
Assignee:
Kokusai Denshin Denwa Kabushiki Kaisha, Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
385103 ;
Abstract
An optical fiber cable in which at least those metallic members of the optical fiber cable which are of high chemical reactivity and electrochemical reactivity are each precoated with a film for preventing them from making direct contact with water when it diffuses into the cable. The film may be a nonmetallic film or a metallic film of low chemical reactivity and electrochemical reactivity.