SURFACE LIGHT-EMITTING DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jan 14, 2016
app pub date -
Feb 25, 2014
filing date -
Feb 25, 2013
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A surface light-emitting device includes a light guide plate (1) comprising glass plates (12) respectively in close contact with and fixed to both surfaces of a resin plate (11) via adhesive layers (14), and a light source (2) for causing light to enter the light guide plate from one end surface of the light guide plate (1). As the light source (2), a light source having a blue central wavelength in a wavelength range of 460 nm or more and 490 nm or less, or a light source having a blue central wavelength in a wavelength range of 440 nm or more and less than 460 nm and having a color temperature of 4,000 K or lower is used.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully