Chen Chen

Follow

Person

Tian Jin., CN

People

Patents Grantslast 30 patents

Information Patent Grant
Interventional control method based on computer control system and...
- Patent number 11,774,928
- Issue date Oct 3, 2023
- Puyang Baifu Reide Petroleum Science and Technology Company Limited
- Gang Zhao
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for manufacturing planar transformer with odd turn ratio
- Patent number 11,569,031
- Issue date Jan 31, 2023
- Tianjin University
- Yifeng Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monitoring, prevention and management method for preventing drillin...
- Patent number 11,391,103
- Issue date Jul 19, 2022
- Puyang Baifu Reide Petroleum Science and Technology Company Limited
- Gang Zhao
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fracturing bridge plug
- Patent number 10,934,805
- Issue date Mar 2, 2021
- Tianjin Material Technology Co., Ltd.
- Yicun Li
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING PLANAR TRANSFORMER WITH ODD TURN RATIO
- Publication number 20220208448
- Publication date Jun 30, 2022
- TIANJIN UNIVERSITY
- Yifeng Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MONITORING, PREVENTION AND MANAGEMENT METHOD FOR PREVENTING DRILLIN...
- Publication number 20210317712
- Publication date Oct 14, 2021
- Puyang Baifu Reide Petroleum Science and Technology Company Limited
- Gang ZHAO
- E21 - EARTH DRILLING MINING
Information Patent Application
INTERVENTIONAL CONTROL METHOD BASED ON COMPUTER CONTROL SYSTEM AND...
- Publication number 20210208549
- Publication date Jul 8, 2021
- Puyang Baifu Reide Petroleum Science and Technology Company Limited
- Gang Zhao
- G05 - CONTROLLING REGULATING
Information Patent Application
Fracturing Bridge Plug
- Publication number 20200355040
- Publication date Nov 12, 2020
- Tianjin Material Technology Co., Ltd.
- Yicun Li
- E21 - EARTH DRILLING MINING