Xiaoheng Chi

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Jianggan District, CN

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Patents Grantslast 30 patents

Information Patent Grant
Bubble level using reflection
- Patent number 10,393,520
- Issue date Aug 27, 2019
- Hangzhou Great Star Industrial Co., Ltd.
- Xiaoheng Chi
- G01 - MEASURING TESTING
Information Patent Grant
Tapeline and blocking member for tapeline end
- Patent number 10,168,132
- Issue date Jan 1, 2019
- Hangzhou Great Star Tools Co., Ltd.
- Xiaoheng Chi
- G01 - MEASURING TESTING
Information Patent Grant
Spirit level having reflection bubble
- Patent number 9,891,047
- Issue date Feb 13, 2018
- HANGZHOU GREAT STAR TOOLS CO., LTD.
- Xiaoheng Chi
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
BUBBLE LEVEL USING REFLECTION
- Publication number 20180149477
- Publication date May 31, 2018
- HANGZHOU GREAT STAR INDUSTRIAL CO., LTD.
- Xiaoheng CHI
- G01 - MEASURING TESTING
Information Patent Application
TAPELINE AND BLOCKING MEMBER FOR TAPELINE END
- Publication number 20160305756
- Publication date Oct 20, 2016
- HANGZHOU GREAT STAR TOOLS CO., LTD
- Xiaoheng Chi
- G01 - MEASURING TESTING