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 7324729 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 29, 2008

Filed:

Nov. 29, 2005
Applicants:

Masashi Fukuyama, Inuyama, JP;

Yasunori Iwasaki, Nagoya, JP;

Akiyoshi Ide, Nagoya, JP;

Inventors:

Masashi Fukuyama, Inuyama, JP;

Yasunori Iwasaki, Nagoya, JP;

Akiyoshi Ide, Nagoya, JP;

Assignee:

NGK Insulators, Ltd., Nagoya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical device is made up of a glass substrate, an optical fiber array fixed to an upper portion of the glass substrate, a slit that extends from an upper surface of the optical fiber array into the glass substrate, a filter member inserted into the slit, and a resin filled in an interval between the slit and the filter member. An upper end of a light-incident surface of the filter member is positioned substantially in alignment with upper surfaces of the optical fibers, and an upper end of a light-exiting surface of the filter member is disposed at a position below the upper surfaces of the optical fibers.


Find Patent Forward Citations

Fukuyama, Masashi. (2008). Optical device (U.S. Patent No. 7324729). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7324729

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