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. 25, 2025
Filed:
Mar. 09, 2020
Max-planck-gesellschaft Zur Foerderung Der Wissenschaften E.v., Munich, DE;
Philip Russell, Roettenbach, DE;
Richard Zeltner, Erlangen, DE;
Shangran Xie, Erlangen, DE;
Abhinav Sharma, Erlangen, DE;
Abstract
A particle testing apparatus, being configured for investigating particles in a fluid medium, includes a waveguide device having a hollow optical waveguide with an input end and an output end, an irradiation device including a laser source being arranged for optically trapping at least one particle at the input end of the optical waveguide and propelling the particle through the optical waveguide toward the output end thereof, and a measuring device being arranged for sensing the at least one particle in the optical waveguide, wherein the measuring device is arranged for measuring an optical transmission of the optical waveguide. Furthermore, a particle testing apparatus is described.