Pengfei LI

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Xi'an, CN

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Patents Grantslast 30 patents

Information Patent Grant
Intelligent safe vehicle speed measurement method and system capabl...
- Patent number 11,904,865
- Issue date Feb 20, 2024
- CHANG'AN UNIVERSITY
- Wei Jiang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Variable-size fully-automatic 3D printing system based on cylindric...
- Patent number 11,298,877
- Issue date Apr 12, 2022
- Xi'an University of Technology
- Gengxiang Wang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
INTELLIGENT SAFE VEHICLE SPEED MEASUREMENT METHOD AND SYSTEM CAPABL...
- Publication number 20220161802
- Publication date May 26, 2022
- CHANG'AN UNIVERSITY
- Wei JIANG
- B60 - VEHICLES IN GENERAL
Information Patent Application
VARIABLE-SIZE FULLY-AUTOMATIC 3D PRINTING SYSTEM BASED ON CYLINDRIC...
- Publication number 20200070418
- Publication date Mar 5, 2020
- Xi'an University of Technology
- Gengxiang WANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL