Ruojin YIN

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Built-in air pump and inflatable device
- Patent number 11,401,926
- Issue date Aug 2, 2022
- Bestway Inflatables & Material Corp.
- Shuiyong Huang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Smart electric air pump
- Patent number 11,384,769
- Issue date Jul 12, 2022
- Bestway Inflatables & Material Corp.
- Shuiyong Huang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
BUILT-IN AIR PUMP AND INFLATABLE DEVICE
- Publication number 20210003126
- Publication date Jan 7, 2021
- Bestway Inflatables & Material Corp.
- Shuiyong HUANG
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SMART ELECTRIC AIR PUMP
- Publication number 20200256345
- Publication date Aug 13, 2020
- Bestway Inflatables & Material Corp.
- Shuiyong HUANG
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...