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 7352921 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 01, 2008

Filed:

Apr. 05, 2002
Applicants:

Daigo Saito, Sakura, JP;

Kazuhiro Takizawa, Sakura, JP;

Tsuyoshi Simomichi, Sakura, JP;

Yasuhiro Tamaki, Sakura, JP;

Yukio Hayashi, Sakura, JP;

Inventors:

Daigo Saito, Sakura, JP;

Kazuhiro Takizawa, Sakura, JP;

Tsuyoshi Simomichi, Sakura, JP;

Yasuhiro Tamaki, Sakura, JP;

Yukio Hayashi, Sakura, JP;

Assignee:

Fujikura Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

In order to avoid a frequent multiple crossing in an optical fiber in a sheet and attach the optical connector near a marginal end of the sheet while maintaining a sufficient extra length and more extra length for attaching the optical fibers, in the optical fiber sheet, an optical fiberas an extra length section in the optical fiber path is disposed on three-layer wiring planes which are formed by attaching four sheets, and. Notched sectionsandare formed in the intermediate layersand. The optical fibercommunicates from a first wiring layer to a second wiring layer via the notched sectionso as to communicate from the second wiring layer to a third wiring layer via the notched section


Find Patent Forward Citations

Saito, Daigo. (2008). Multilayer optical fiber sheet, optical fiber sheet fabricating method, and optical fiber sheet (U.S. Patent No. 7352921). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7352921

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

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