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. 08, 1994
Filed:
Mar. 25, 1993
Applicant:
Inventors:
Jonathan D Chapple-Sokol, Poughkeepsie, NY (US);
Seshadri Subbanna, Hopewell Junction, NY (US);
Manu J Tejwani, Yorktown Heights, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257 17 ; 257 19 ; 257 21 ; 257 85 ; 257184 ;
Abstract
A semiconductor light emitting/detecting device has a first doped silicon layer, an intrinsic silicon epitaxial layer formed on the first doped silicon layer, at least one quantum dot embedded within the intrinsic silicon epitaxial layer, and a second doped silicon layer formed on the second intrinsic silicon epitaxial layer.
Chapple-Sokol, Jonathan. (1994). Semiconductor quantum dot light emitting/detecting devices (U.S. Patent No. 5293050). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5293050
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile