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.

Date of Patent:
Jun. 29, 2010

Filed:

Feb. 13, 2004
Applicants:

Takatomo Sasaki, Suita, JP;

Yusuke Mori, Katano, JP;

Masashi Yoshimura, Takarazuka, JP;

Muneyuki Nishioka, Iwakuni, JP;

Satoru Fukumoto, Himeji, JP;

Tomoyo Matsui, Tokyo, JP;

Takashi Saji, Takefu, JP;

Inventors:

Takatomo Sasaki, Suita, JP;

Yusuke Mori, Katano, JP;

Masashi Yoshimura, Takarazuka, JP;

Muneyuki Nishioka, Iwakuni, JP;

Satoru Fukumoto, Himeji, JP;

Tomoyo Matsui, Tokyo, JP;

Takashi Saji, Takefu, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C30B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A borate-based crystal excellent in uniformity and reliability, which is useful as an optical wavelength conversion device, etc., and can be easily produced at low cost in a short period of time, by the steps of dissolving water-soluble starting materials in water to prepare an aqueous solution, evaporating water in the aqueous solution followed by sintering or evaporating the water and not sintering, thereby forming a crystal growth material, and melting the resultant material to grow a crystal. Further, a highly reliable laser oscillation apparatus can be achieved by using this crystal as an optical wavelength conversion device.


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