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:
Sep. 06, 1994
Filed:
Oct. 07, 1993
Applicant:
Inventor:
Haruki Kurihara, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257 13 ; 257 96 ; 257622 ; 372 46 ;
Abstract
A light emitting diode comprises a semiconductor substrate of compound semiconductor, an active layer provided above the semiconductor substrate and including first and second active regions, the first active region being spaced apart from the second active region thereby controlling diffusion of an injected minority carrier in a radial direction, the first active region substantially operating as a light emitting region, and a window for emitting light generated at the first active region.
Kurihara, Haruki. (1994). Light emitting diode including active layer having first and second (U.S. Patent No. 5345092). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5345092
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile