Yu Ren

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Accuracy traceability method based on precision coordinate control...
- Patent number 9,658,055
- Issue date May 23, 2017
- Tianjin University
- Jigui Zhu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ACCURACY TRACEABILITY METHOD BASED ON PRECISION COORDINATE CONTROL...
- Publication number 20160265903
- Publication date Sep 15, 2016
- Tianjiin University
- Jigui ZHU
- G01 - MEASURING TESTING