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:
Apr. 27, 2004
Filed:
Aug. 16, 2001
Applicant:
Inventors:
Zhi-Jie Wang, Arcadia, CA (US);
Soo-Jin Chua, Singapore, SG;
Fan Zhou, Beijing, CN;
Wei Wang, Beijing, CN;
Assignee:
Agency for Science, Technology and Research, Centros, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/100 ; H01L 2/715 ; H01L 3/112 ; H01L 3/1153 ;
U.S. Cl.
CPC ...
H01L 2/100 ; H01L 2/715 ; H01L 3/112 ; H01L 3/1153 ;
Abstract
A method of manufacturing a semiconductor optical device comprising the steps of: providing a substrate having an active layer thereon; providing an aluminium-bearing layer, the aluminium bearing layer being adjacent the active layer; and oxidising the aluminium-bearing layer substantially entirely.
Quick Actions:
Wang, Zhi-Jie. (2004). Buried hetero-structure opto-electronic device (U.S. Patent No. 6727112). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6727112
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile