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:
Dec. 14, 2004
Filed:
Apr. 10, 2002
Applicant:
Inventors:
Takemasa Yasukawa, Nishikasugai-gun, JP;
Toshiya Uemura, Nishikasugai-gun, JP;
Hideki Mori, Nishikasugai-gun, JP;
Assignee:
Toyoda Gosei Co., Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 3/300 ; H01L 2/700 ;
U.S. Cl.
CPC ...
H01L 3/300 ; H01L 2/700 ;
Abstract
A group III nitride compound semiconductor light-emitting element of a flip chip bonding type for emitting light with a wavelength not longer than 400 nm is coupled to a Zener diode, and the light-emitting element and the Zener diode coupled to each other are sealed with a metal casing having a window.