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Lingbing Lynn Zhao
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Torrance, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Photochromic optical lens with selective blue light attenuation
Patent number
10,175,508
Issue date
Jan 8, 2019
Younger Mfg. Co.
David Mark Ambler
G02 - OPTICS
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Patent Grant
Composite constructed optical lens
Patent number
9,733,488
Issue date
Aug 15, 2017
Younger Mfg. Co.
David Mark Ambler
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
PHOTOCHROMIC OPTICAL LENS WITH SELECTIVE BLUE LIGHT ATTENUATION
Publication number
20170261768
Publication date
Sep 14, 2017
Younger Mfg. Co. DBA Younger Optics
David Mark Ambler
G02 - OPTICS