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:
Jul. 06, 1982
Filed:
Nov. 30, 1979
Rudolf Kompfner, Stanford, CA (US);
National Research Development Corporation, London, GB;
Abstract
An optical system comprises two arrays of optical devices and means for making individual optical connections each of which involves the passage of light between a specific device of an array and a specific device of the other array, said means comprising at least one phase grating plate in which there are formed a series of volume phase gratings, all the phase gratings being of the reflecting type, and the arrangement being such that said individual connections are respectively made via different phase gratings in at least one phase grating plate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile