Lei Jiamin

Follow

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Inspection device
- Patent number D1034255
- Issue date Jul 9, 2024
- Baker Hughes Oilfield Operations LLC
- Wenda Zhu
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Colored defect detection curves
- Patent number 11,579,120
- Issue date Feb 14, 2023
- Baker Hughes Oilfield Operations LLC
- Jiamin Lei
- G01 - MEASURING TESTING
Information Patent Grant
Precise value selection within large value ranges
- Patent number 11,435,868
- Issue date Sep 6, 2022
- Baker Hughes Holdings LLC
- Daide Li
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION ANGLE CALIBRATION
- Publication number 20240319140
- Publication date Sep 26, 2024
- Baker Hughes Holdings LLC
- Siva SANKAR Y
- G01 - MEASURING TESTING
Information Patent Application
ULTRASONIC MEASUREMENT REPRESENTATION
- Publication number 20240118245
- Publication date Apr 11, 2024
- Appu GOPAKUMAR
- G01 - MEASURING TESTING
Information Patent Application
PRECISE NUMBER SELECTION IN ONE-HANDED OPERATIVE EQUIPMENT
- Publication number 20240111368
- Publication date Apr 4, 2024
- Baker Hughes Holdings LLC
- Daide Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PRECISE VALUE SELECTION WITHIN LARGE VALUE RANGES
- Publication number 20220374129
- Publication date Nov 24, 2022
- Baker Hughes Holdings LLC
- Daide Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COLORED DEFECT DETECTION CURVES
- Publication number 20210310992
- Publication date Oct 7, 2021
- Baker Hughes Oilfield Operations LLC
- Jiamin Lei
- G01 - MEASURING TESTING
Information Patent Application
PRECISE VALUE SELECTION WITHIN LARGE VALUE RANGES
- Publication number 20210109642
- Publication date Apr 15, 2021
- Baker Hughes Holdings LLC
- Daide Li
- G06 - COMPUTING CALCULATING COUNTING