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Jing Zhao
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Bohemia, NY, US
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last 30 patents
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Patent Grant
Variable power pulsed secondary beam laser
Patent number
6,961,355
Issue date
Nov 1, 2005
Photonics Industries, Int'l.
Yusong Yin
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Beam expander
Patent number
6,842,293
Issue date
Jan 11, 2005
Yusong Yin
G02 - OPTICS