Hongyan Liu

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Shaanxi, CN

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Patents Grantslast 30 patents

Information Patent Grant
Serially-connected ball screw pair and piezoelectric actuator macro...
- Patent number 9,366,327
- Issue date Jun 14, 2016
- Xi'an University of Technology
- Yumei Huang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Biaxial linear-motion micro drive apparatus
- Patent number 9,168,623
- Issue date Oct 27, 2015
- Xi'an University of Technology
- Yumei Huang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
BIAXIAL LINEAR-MOTION MICRO DRIVE APPARATUS
- Publication number 20140053670
- Publication date Feb 27, 2014
- XI'AN UNIVERSITY OF TECHNOLOGY
- Yumei Huang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR