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:
Mar. 21, 1978
Filed:
Jan. 28, 1977
Applicant:
Inventors:
Toshio Nakatsubo, Tachikawa, JA;
Kaoru Ohyoshi, Hachiouji, JA;
Assignee:
Olympus Optical Co., Ltd., , JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9624 ; 65 / ;
Abstract
An optical fiber bundle having end portions where respective fibers are fixed together and a middle portion where respective fibers are separated from each other and provided with reinforcing pipes covering portions near border lines between said middle portion and said end portions, portions near end portions of said optical fiber bundle having high strength against bending.