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.

Date of Patent:
Nov. 23, 2021

Filed:

Jan. 07, 2021
Applicant:

Fujifilm Business Innovation Corp., Tokyo, JP;

Inventors:

Akira Mihara, Ebina, JP;

Takeshi Zengo, Ebina, JP;

Mamoru Fujita, Ebina, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/00 (2006.01); G01S 7/285 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00342 (2013.01); G01S 7/285 (2013.01);
Abstract

A printed material detection apparatus includes: a detector configured to transmit radio waves whose frequency of 1 GHz or more and 5 THz or less toward a printed material and to detect reflection or absorption of the radio waves.


Find Patent Forward Citations

Loading…