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. 15, 2026
Filed:
Jun. 30, 2021
Applicant:
Fujikura Ltd., Tokyo, JP;
Inventors:
Assignee:
Fujikura Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/18 (2006.01); G02B 5/00 (2006.01); G02B 27/42 (2006.01); G06E 3/00 (2006.01);
U.S. Cl.
CPC ...
G02B 5/18 (2013.01); G02B 5/005 (2013.01); G02B 5/1814 (2013.01); G02B 5/1871 (2013.01); G02B 27/4233 (2013.01); G02B 27/4272 (2013.01); G06E 3/00 (2013.01);
Abstract
An optical computing device includes: a light diffraction element group including light diffraction elements having an optical computing function, wherein the light diffraction element group passes light through the light diffraction elements in turn, the light passing through the light diffraction elements was either: reflected or scattered from a non-illuminant object located outside the optical computing device, or emitted from an illuminant object located outside the optical computing device, and neither the non-illuminant object nor the illuminant object is a display.