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:
Feb. 10, 2026
Filed:
Aug. 31, 2021
Applicant:
Shin-etsu Polymer Co., Ltd., Tokyo, JP;
Inventors:
Susumu Iwama, Shiojiri, JP;
Naoya Takizawa, Shiojiri, JP;
Assignee:
SHIN-ETSU POLYMER CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 5/02 (2006.01); F21V 3/06 (2018.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
G02B 5/0278 (2013.01); F21V 3/0625 (2018.02); G02B 1/04 (2013.01); G02B 2207/123 (2013.01);
Abstract
A diffused light control sheet includes: a louver layer on which light-transmitting zones and light-shielding zones are arranged alternately; a transparent protective layer disposed on a first face of the louver layer; and a light-diffusing layer disposed on a second face of the louver layer, in which the light-diffusing layer has a haze of 93% or more as measured in accordance with JIS K 7136 (2000).
Iwama, Susumu. (2026). Diffused light control sheet and diffused light irradiation device (U.S. Patent No. 12546918). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12546918
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile