Xiaodong TIAN

Follow

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Angle ruler
- Patent number 11,187,513
- Issue date Nov 30, 2021
- DONCERO (SHANGHAI) INDUSTRIAL CO., LTD.
- Zhongyi Yang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
DIGITAL-DISPLAY MEASURING TOOL HAVING EXCESSIVE-DEVIATION ALERT DEVICE
- Publication number 20200003536
- Publication date Jan 2, 2020
- WERKA CO., LTD.
- Xiaodong TIAN
- G01 - MEASURING TESTING
Information Patent Application
ANGLE RULER
- Publication number 20190249972
- Publication date Aug 15, 2019
- DONCERO (SHANGHAI) INDUSTRIAL CO., LTD.
- Zhongyi YANG
- G01 - MEASURING TESTING