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:
Feb. 06, 1996
Filed:
Nov. 16, 1993
Applicant:
Inventor:
William H Nelson, Grafton, MA (US);
Assignee:
GTE Laboratories Incorporated, Waltham, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ;
U.S. Cl.
CPC ...
385 16 ; 385 14 ; 385 15 ; 385 39 ; 385 40 ; 385 45 ; 385131 ; 385132 ;
Abstract
A Y-junction optical switch includes an input branch and two output branches optically coupled to the input branch at a junction. A single one of the output branches has an electrode. The two output branches are designed to have dissimilar optical refractive indices under a non-biasing condition.
Nelson, William. (1996). Zero holding power digital optical switches (U.S. Patent No. 5490226). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5490226
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile