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Pingping JIANG
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Shanghai, CN
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last 30 patents
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Patent Grant
Optical observation equipment and endoscope for identifying forming...
Patent number
10,952,618
Issue date
Mar 23, 2021
Kun Zeng
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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last 30 patents
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Patent Application
OPTICAL OBSERVATION EQUIPMENT AND ENDOSCOPE FOR IDENTIFYING FORMING...
Publication number
20170071472
Publication date
Mar 16, 2017
Kun ZENG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE