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.:
Date of Patent:
Mar. 17, 1992
Filed:
Mar. 27, 1991
Applicant:
Inventors:
Michiru Kubata, Osaka, JP;
Takafumi Uemiya, Osaka, JP;
Naota Uenishi, Osaka, JP;
Yasuhiro Hattori, Osaka, JP;
Assignee:
Sumitomo Electric Industries Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
359328 ; 359332 ; 385125 ; 385143 ; 385122 ;
Abstract
A fiber type wavelength converter comprising a cladding made of a thin glass tube an inner wall of which is coated with a coupling agent, and a core which is contained in the cladding and made of a single crystal of methyl 4-hydroxybenzoate, which can convert a fundamental wave to a second harmonic effectively.