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Cheng Jin
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Walnut, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Lubricant additive to enhance staying power of male erectile function
Patent number
7,713,555
Issue date
May 11, 2010
Cheng Jin
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
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Patent Application
Lubricant Additive To Enhance Staying Power Of Male Erectile Function
Publication number
20090022829
Publication date
Jan 22, 2009
Cheng Jin
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE