Zhifeng Liu

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Hefei, CN

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Patents Grantslast 30 patents

Information Patent Grant
Electromagnetic stamping method and device
- Patent number 11,890,661
- Issue date Feb 6, 2024
- HEFEI UNIVERSITY OF TECHNOLOGY
- Lei Li
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Energy service system of multi-machine production line and design m...
- Patent number 11,803,167
- Issue date Oct 31, 2023
- HEFEI UNIVERSITY OF TECHNOLOGY
- Haihong Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Press machine execution system
- Patent number 11,518,131
- Issue date Dec 6, 2022
- HEFEI UNIVERSITY OF TECHNOLOGY
- Haihong Huang
- B30 - PRESSES
Information Patent Grant
Energy-saving double-motor double-station screw press
- Patent number 11,214,029
- Issue date Jan 4, 2022
- HEFEI UNIVERSITY OF TECHNOLOGY
- Haihong Huang
- B30 - PRESSES
Information Patent Grant
Press machine and press machine execution system
- Patent number 11,186,057
- Issue date Nov 30, 2021
- HEFEI UNIVERSITY OF TECHNOLOGY
- Haihong Huang
- B30 - PRESSES

Patents Applicationslast 30 patents

Information Patent Application
ELECTROMAGNETIC STAMPING METHOD AND DEVICE
- Publication number 20230008562
- Publication date Jan 12, 2023
- Hefei University of Technology
- Lei LI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DEVICE AND METHOD FOR FABRICATING CERAMIC REINFORCED COMPOSITE COAT...
- Publication number 20220380880
- Publication date Dec 1, 2022
- Hefei University of Technology
- Haihong Huang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PRESS MACHINE EXECUTION SYSTEM
- Publication number 20220055332
- Publication date Feb 24, 2022
- Hefei University of Technology
- Haihong Huang
- B30 - PRESSES
Information Patent Application
ENERGY SERVICE SYSTEM OF MULTI-MACHINE PRODUCTION LINE AND DESIGN M...
- Publication number 20210271216
- Publication date Sep 2, 2021
- HEFEI UNIVERSITY OF TECHNOLOGY
- Haihong HUANG
- G05 - CONTROLLING REGULATING
Information Patent Application
ENERGY-SAVING DOUBLE-MOTOR DOUBLE-STATION SCREW PRESS
- Publication number 20200189220
- Publication date Jun 18, 2020
- Hefei University of Technology
- Haihong Huang
- B30 - PRESSES
Information Patent Application
PRESS MACHINE AND PRESS MACHINE EXECUTION SYSTEM
- Publication number 20200001563
- Publication date Jan 2, 2020
- Hefei University of Technology
- Haihong Huang
- B30 - PRESSES