Lei YANG

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Jinan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Anti-collapse jet grouting drill bit with bi-directional rib wings,...
- Patent number 11,085,244
- Issue date Aug 10, 2021
- Shandong University
- Shucai Li
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Rock breaking seismic source and active source three-dimensional se...
- Patent number 10,519,771
- Issue date Dec 31, 2019
- SHANGDONG UNIVERSITY
- Shucai Li
- E21 - EARTH DRILLING MINING
Information Patent Grant
Quantum dot composite fluorescent particle and LED module
- Patent number 9,887,326
- Issue date Feb 6, 2018
- Tianjin Zhonghuan Quantum Tech Co., Ltd.
- Kai Wang
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
DEFECT DETECTION METHOD AND APPARATUS FOR CUSHION LAYER OF CABLE, D...
- Publication number 20240241168
- Publication date Jul 18, 2024
- Electric Power Science & Research Institute of State Grid Tianjin Electric Po...
- Shengchen Fang
- G01 - MEASURING TESTING
Information Patent Application
ANTI-COLLAPSE JET GROUTING DRILL BIT WITH BI-DIRECTIONAL RIB WINGS,...
- Publication number 20190024460
- Publication date Jan 24, 2019
- Shandong University
- Shucai LI
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
QUANTUM DOT COMPOSITE FLUORESCENT PARTICLE AND LED MODULE
- Publication number 20170271562
- Publication date Sep 21, 2017
- Tianjin Zhonghuan Quantum Tech Co., Ltd.
- Kai Wang
- B82 - NANO-TECHNOLOGY
Information Patent Application
ROCK BREAKING SEISMIC SOURCE AND ACTIVE SOURCE THREE-DIMENSIONAL SE...
- Publication number 20170218757
- Publication date Aug 3, 2017
- Shandong University
- Shucai LI
- G01 - MEASURING TESTING