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. 28, 1989
Filed:
Oct. 14, 1988
Applicant:
Inventors:
Tomiya Abe, Ibaraki, JP;
Yukio Shimazaki, Ibaraki, JP;
Takanobu Ishibashi, Ibaraki, JP;
Norimoto Abe, Ibaraki, JP;
Takayasu Asai, Ibaraki, JP;
Noriaki Taketani, Ibaraki, JP;
Assignee:
Hitachi Cable, Ltd. & Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; C08F / ;
U.S. Cl.
CPC ...
350 9634 ; 350 9610 ; 350 9629 ; 350 9630 ; 5263297 ;
Abstract
A synthetic resin optical fiber having the structure simplified and a stable light transmission characteristic is disclosed. The synthetic resin optical fiber comprises a transparent core and a cladding formed around the core, and the cladding has an inner transparent portion and an outer peripheral portion containing a light interruption substance such as a pigment and the like.