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:
Sep. 30, 2025
Filed:
Dec. 30, 2022
Endress+hauser Optical Analysis, Inc., Ann Arbor, MI (US);
Joseph B. Slater, Dexter, MI (US);
Marc Winter, Gelnhausen, DE;
Endress+Hauser Optical Analysis, Inc., Ann Arbor, MI (US);
Abstract
A waveguide for conveying light with an input end and an output end to supply for an electromagnetic spectrometer includes: an input end having a convex envelope of a cross-section of the waveguide at the input end, which envelope defines a circular shape or a shape of a regular polygon with n1 corners, wherein n1 is a natural number bigger than 3; an output end having a cross-section that defines a slit shape; and a plurality of filaments, wherein an arrangement of the plurality of filaments defines the cross-sections at the input and output ends, wherein each filament includes a core and a reflective coating covering a lateral area of the core, wherein the core includes an optically transparent material.