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.:

US 6845202 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 18, 2005

Filed:

Jan. 30, 2003
Applicants:

Un-chul Paek, Kwangju-Kwangyokshi, KR;

Young-joo Chung, Kwangju-Kwangyokshi, KR;

Chang-seok Kim, Pusan-Kwangyokshi, KR;

Yong-woo Park, Seoul, KR;

Hyun-soo Park, Inchon-Kwangyokshi, KR;

Kyung-ho Kwack, Suwon-shi, KR;

Inventors:

Un-Chul Paek, Kwangju-Kwangyokshi, KR;

Young-Joo Chung, Kwangju-Kwangyokshi, KR;

Chang-Seok Kim, Pusan-Kwangyokshi, KR;

Yong-Woo Park, Seoul, KR;

Hyun-Soo Park, Inchon-Kwangyokshi, KR;

Kyung-Ho Kwack, Suwon-shi, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 602 ;
U.S. Cl.
CPC ...
Abstract

An optical fiber for maximizing residual mechanical stress and an optical fiber grating fabricating method using the optical fiber are provided. The optical fiber includes a core formed of silica, for propagating light, and a cladding formed of boron-doped silica, surrounding the core. Alternatively, the optical fiber includes a core formed of phosphorous-doped silica and a cladding formed of silica, surrounding the core.


Find Patent Forward Citations

Paek, Un-Chul. (2005). Optical fiber maximizing residual mechanical stress (U.S. Patent No. 6845202). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6845202

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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