Yi XIE

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Chengdu, Sichuan, CN

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Patents Grantslast 30 patents

Information Patent Grant
System and method for dynamically adjusting coupling coefficients o...
- Patent number 12,199,448
- Issue date Jan 14, 2025
- China National Petroleum Corporation
- Jing Bai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Jet flow adjustment method for rotary steerable downhole release
- Patent number 11,982,146
- Issue date May 14, 2024
- China National Petroleum Corporation
- Jichuan Zhang
- E21 - EARTH DRILLING MINING
Information Patent Grant
P-type bifacial solar cell with partial rear surface field passivat...
- Patent number 11,949,031
- Issue date Apr 2, 2024
- Tongwei Solar (Chengdu) Co., Ltd.
- Pu Wang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
System and method for dynamically adjusting coupling coefficients o...
- Publication number 20230223789
- Publication date Jul 13, 2023
- CHINA NATIONAL PETROLEUM CORPORATION
- Jing Bai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Jet flow adjustment method for rotary steerable downhole release
- Publication number 20230193714
- Publication date Jun 22, 2023
- CHINA NATIONAL PETROLEUM CORPORATION
- Jichuan Zhang
- E21 - EARTH DRILLING MINING
Information Patent Application
PERC SOLAR CELL SELECTIVE EMITTER, PERC SOLAR CELL AND MANUFACTURIN...
- Publication number 20230146692
- Publication date May 11, 2023
- Tongwei Solar (Chengdu) Co., Ltd.
- Shan SUI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
P-TYPE BIFACIAL SOLAR CELL WITH PARTIAL REAR SURFACE FIELD PASSIVAT...
- Publication number 20220328702
- Publication date Oct 13, 2022
- Tongwei Solar (Chengdu) Co., Ltd.
- Pu WANG
- H01 - BASIC ELECTRIC ELEMENTS