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:
Apr. 14, 2020
Filed:
Jan. 08, 2020
Applicant:
Horiba Instruments Incorporated, Irvine, CA (US);
Inventor:
Jan J. Tatarkiewicz, San Diego, CA (US);
Assignee:
HORIBA INSTRUMENTS INCORPORATED, Irvine, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 15/02 (2006.01); G02B 21/36 (2006.01);
U.S. Cl.
CPC ...
G01N 15/02 (2013.01); G02B 21/361 (2013.01); G02B 21/362 (2013.01);
Abstract
The disclosure provides for a novel optical chopper that can rapidly change the intensity of light incident on a colloid under investigation. This helps record images of various sizes of nanoparticles that scatter light with very different efficiencies (effective cross-sections), typically orders of magnitude different.