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. 25, 2006
Filed:
Aug. 20, 2003
Applicant:
Shigeru Senbonmatsu, Chiba, JP;
Inventor:
Shigeru Senbonmatsu, Chiba, JP;
Assignee:
Seiko Instruments Inc., Chiba, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a technique for producing a double-sided display device using a self light emitting display element in which a thickness thereof is small, a contrast is high, and a privacy is kept. A first polarization layer and a second polarization layer are provided so as to sandwich the self light emitting display element and it is set such that the transmission axis of the first polarization layer and the transmission axis of the second polarization layer are orthogonal to each other.