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 7447249 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 04, 2008

Filed:

Aug. 14, 2006
Applicants:

Takahiro Matsumoto, Tokyo, JP;

Masayuki Kanechika, Tokyo, JP;

Inventors:

Takahiro Matsumoto, Tokyo, JP;

Masayuki Kanechika, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 3/093 (2006.01);
U.S. Cl.
CPC ...
Abstract

A lighting system includes a microwave resonator () for generating a standing microwave in the internal space, and a gas cell () enclosing a medium is disposed in the internal space of the microwave resonator. The lighting system excites the medium in the gas cell () by the standing microwave to generate light. The gas cell () is replaceably mounted on the microwave resonator (). The generated light is output to the outside of the microwave resonator () through a light lead-out hole (). Thereby, it is possible to provide a lighting system (including a gas laser) capable of emitting light efficiently with a compact and inexpensive device configuration and of achieving a long life. Moreover, it can also be used as a lighting system in the THz-wave region by enclosing the medium for generating light in the far-infrared region in the gas cell ().


Find Patent Forward Citations

Matsumoto, Takahiro. (2008). Lighting system (U.S. Patent No. 7447249). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7447249

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