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. 03, 1990
Filed:
Mar. 15, 1988
Applicant:
Inventors:
Reinhard Maerz, Munich, DE;
Cornelius Cremer, Munich, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin and Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 9611 ; 350 9612 ; 350 9619 ; 3501622 ; 35016224 ;
Abstract
An arrangement for an integrated optical spectrometer having an optical film waveguide and a focusing optical grating with grating lines extending perpendicular to a plane of the film waveguide characterized by the grating having a fixed grating constant so that adjustment and contrast problems can be avoided. The new arrangement can take the form of a film waveguide in coaction with a ribbed waveguide disposed thereon, with the grating being formed in the edges of the ribbed waveguide.
Maerz, Reinhard. (1990). Arrangement for an integrated optical spectrometer and the method for (U.S. Patent No. 4938553). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4938553
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile