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:
Jul. 03, 2012
Filed:
Sep. 12, 2008
Applicants:
Hayato Kotani, Tsukuba, JP;
Naoyuki Urasaki, Chikusei, JP;
Makoto Mizutani, Tsukuba, JP;
Inventors:
Assignee:
Hitachi Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
A substrate for mounting optical semiconductor elements is provided, including a base substrate having an insulating layer and a plurality of wiring circuits formed on the upper face of the insulating layer, and having at least one external connection terminal formation opening portion which penetrates the insulating layer and reaches the wiring circuits; and an optical reflection member, which is provided on the upper face of the base substrate, and which forms at least one depressed portion serving as an area for mounting an optical semiconductor element.