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. 03, 1992
Filed:
Oct. 26, 1990
Shiro Satoh, Miyagi, JP;
Ricoh Company, Ltd., Tokyo, JP;
Ricoh Research Institute of General Electronics Co., Natori, JP;
Abstract
A semiconductor light emitting element that includes a substrate having an upper surface, a multi-layered semiconductor stacked structure formed on the upper surface of the substrate. The multi-layered stacked structure emits light when a current is applied and passes through the structure. The element further includes a first electrode disposed on the multi-layered stacked structure and a second electrode disposed aside the multi-layered stacked structure on the upper surface of the substrate. The second electrode constitutes a counter electrode for the first electrode.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile