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:
Jan. 25, 2022
Filed:
Sep. 11, 2018
Applicant:
Konica Minolta, Inc., Chiyoda-ku, JP;
Inventors:
Yoshitaka Teraoka, Suita, JP;
Tomomi Setoguchi, Chigasaki, JP;
Assignee:
Konica Minolta, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/25 (2006.01); G01N 21/55 (2014.01);
U.S. Cl.
CPC ...
G01N 21/251 (2013.01); G01N 21/55 (2013.01); G01N 2201/061 (2013.01);
Abstract
A multi-angle colorimeter includes an index calculation unit that calculates, based on a predetermined calculation formula, an index corresponding to luminance of a glittering material used in metallic coating or pearl coating by using optical parameters for color evaluation of the metallic coating or pearl coating on a surface of an object.