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. 20, 1987
Filed:
Apr. 11, 1985
Applicant:
Inventor:
Manfred Kaiser, Hemmingen, DE;
Assignee:
Standard Elektrik Lorenz, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9619 ; 350 9616 ; 350171 ;
Abstract
The multiplexer/demultiplexer consists of a plurality of elements (105, 106, 107, 108) made of optically transparent material which are cemented together and on which filter layers (101, 102, 103, 104) are deposited so as to form wavelength-selective beam splitters.
Quick Actions:
Kaiser, Manfred. (1987). Optical multiplexer/demultiplexer (U.S. Patent No. 4701012). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4701012
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