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:
Feb. 22, 2011
Filed:
Apr. 23, 2007
Semiconductor light emitting device with stress absorber, led printhead, and image forming apparatus
Applicants:
Mitsuhiko Ogihara, Tokyo, JP;
Hiroyuki Fujiwara, Tokyo, JP;
Masataka Muto, Tokyo, JP;
Tomoki Igari, Tokyo, JP;
Hiroshi Kurokawa, Tokyo, JP;
Inventors:
Mitsuhiko Ogihara, Tokyo, JP;
Hiroyuki Fujiwara, Tokyo, JP;
Masataka Muto, Tokyo, JP;
Tomoki Igari, Tokyo, JP;
Hiroshi Kurokawa, Tokyo, JP;
Assignee:
Oki Data Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/24 (2006.01); H01L 23/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
An inclined surface having an inclination angle θ is formed in an edge portion which forms an opening portion of an inter-layer insulating film, thereby reducing a stress by the inclined surface.