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.:

US 10012583 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 03, 2018

Filed:

Sep. 11, 2013
Applicant:

Konica Minolta, Inc., Tokyo, JP;

Inventors:

Yoshiyuki Nagashima, Sakai, JP;

Katsutoshi Tsurutani, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/21 (2006.01); G01N 21/25 (2006.01); G01N 33/32 (2006.01);
U.S. Cl.
CPC ...
G01N 21/21 (2013.01); G01N 21/251 (2013.01); G01N 33/32 (2013.01); G01N 2201/063 (2013.01);
Abstract

A reflection property measuring device comprising illumination light and reflected light polarizing plates held by a holder in a mutually superposed state in a thickness direction thereof, wherein the holder has a fittingly-holding portion for setting a held posture, and each of the polarizing plates has a fitting portion fittable to the fittingly-holding portion. The fitting portions of the polarizing plates are provided at positions allowing the polarizing plates to be held by the holder in respective postures where polarizing directions thereof intersect orthogonally. A manufacturing method is disclosed for polarizing plates used in the device, wherein the illumination light and reflected light polarizing plates are manufactured in such a manner as to be punched out from the same polarizing plate material.


Find Patent Forward Citations

Nagashima, Yoshiyuki. (2018). Reflection properties measuring device and manufacturing method for polarizing plates used in same (U.S. Patent No. 10012583). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10012583

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