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:
Apr. 28, 2020
Filed:
Apr. 13, 2017
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Hiroshi Yamaguchi, Osaka, JP;
Takashi Yamada, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/62 (2014.01); G02B 5/02 (2006.01); G03B 21/14 (2006.01); G03B 21/60 (2014.01); G03B 21/602 (2014.01); H04N 5/74 (2006.01);
U.S. Cl.
CPC ...
G03B 21/62 (2013.01); G02B 5/02 (2013.01); G03B 21/14 (2013.01); G03B 21/60 (2013.01); G03B 21/602 (2013.01); H04N 5/74 (2013.01);
Abstract
A transparent screen is a transparent screen for diffusing image light projected from a projector and displaying an image by transmitting part of incident light rectilinearly and diffusing the other part of the incident light, and includes a base material that is transparent, a diffusion member, and an antireflection layer. The diffusion member is disposed within the base material and diffuses the image light. The antireflection layer is disposed on a projector side of the base material.