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last 30 patents
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Patent Grant
Cylindrical model eye, cylindrical test device and the manufacturin...
Patent number
7,742,244
Issue date
Jun 22, 2010
National Institute of Metrology
Wenli Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Cylindrical Model Eye, Cylindrical Test Device And The Manufacturin...
Publication number
20090109434
Publication date
Apr 30, 2009
National Institute of Metrology
Wenli Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL