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:
Oct. 21, 2003
Filed:
May. 19, 2000
Applicant:
Inventors:
Mee Koy Chin, Wilmette, IL (US);
Seng-Tiong Ho, Wheeling, IL (US);
Assignee:
Northwestern University, Evanston, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/26 ;
U.S. Cl.
CPC ...
G02B 6/26 ;
Abstract
A nanophotonic directional coupler is disclosed for transferring light from one waveguide to a second waveguide. The directional coupler is formed within relatively small dimensional parameters and can be formed to accommodate light signals of both transverse electric (TE) and transverse magnetic (TM) polarizations.
Chin, Mee. (2003). Nanophotonic directional coupler device (U.S. Patent No. 6636669). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6636669
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile