Qingkuan LIU

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Shijiazhuang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Foldable windproof unit, large-span windproof net structure thereof...
- Patent number 12,084,821
- Issue date Sep 10, 2024
- Shijiazhuang Tiedao University
- Qingkuan Liu
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Measuring device for snow flux and accumulated snow density at diff...
- Patent number 11,828,906
- Issue date Nov 28, 2023
- SHIJIAZHUANG TIEDAO UNIVERSITY
- Qingkuan Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
FOLDABLE WINDPROOF UNIT, LARGE-SPAN WINDPROOF NET STRUCTURE THEREOF...
- Publication number 20240102256
- Publication date Mar 28, 2024
- SHIJIAZHUANG TIEDAO UNIVERSITY
- Qingkuan LIU
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
MEASURING DEVICE FOR SNOW FLUX AND ACCUMULATED SNOW DENSITY AT DIFF...
- Publication number 20220317334
- Publication date Oct 6, 2022
- SHIJIAZHUANG TIEDAO UNIVERSITY
- Qingkuan LIU
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR CALCULATING AERODYNAMIC FORCE OF WIND TURBINE...
- Publication number 20220128038
- Publication date Apr 28, 2022
- SHIJIAZHUANG TIEDAO UNIVERSITY
- Qingkuan LIU
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...