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Charles Dong
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Temple City, CA, US
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Patents Grants
last 30 patents
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Patent Grant
System and method for automatically cleaning and washing ice cream...
Patent number
11,998,025
Issue date
Jun 4, 2024
Lingyu Dong
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
System and method for automatically cleaning and washing ice cream...
Patent number
11,419,348
Issue date
Aug 23, 2022
Lingyu Dong
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Patents Applications
last 30 patents
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Patent Application
System and Method for Automatically Cleaning and Washing Ice Cream...
Publication number
20210169100
Publication date
Jun 10, 2021
Lingyu DONG
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
System and Method for Automatically Cleaning and Washing Ice Cream...
Publication number
20170347683
Publication date
Dec 7, 2017
Lingyu Dong
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES