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last 30 patents
Information
Patent Grant
Glass with high refractive index for fiber optic imaging element wi...
Patent number
11,858,846
Issue date
Jan 2, 2024
CHINA BUILDING MATERIALS ACADEMY
Lei Zhang
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Fiber optic imaging element with medium-expansion and fabrication m...
Patent number
11,802,071
Issue date
Oct 31, 2023
CHINA BUILDING MATERIALS ACADEMY
Lei Zhang
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for cemented material dam construction based on whole-proces...
Patent number
10,815,631
Issue date
Oct 27, 2020
China Institute of Water Resources and Hydropower Research
Jinsheng Jia
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Patents Applications
last 30 patents
Information
Patent Application
FABRICATION METHOD AND USE OF F40 mm LARGE-SIZE AND HIGH-CONTRAST
Publication number
20240092679
Publication date
Mar 21, 2024
China Building Materials Academy Co.,Ltd.
Lei Zhang
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Glass with High Refractive Index for Fiber Optic Imaging Element wi...
Publication number
20230242436
Publication date
Aug 3, 2023
Lei Zhang
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Fiber Optic Imaging Element With Medium-Expansion And Fabrication M...
Publication number
20230212058
Publication date
Jul 6, 2023
China Building Materials Academy
Lei Zhang
G02 - OPTICS
Information
Patent Application
SYSTEM AND METHOD FOR MONITORING DEFORMATION OF DAM SLOPE
Publication number
20210048294
Publication date
Feb 18, 2021
CHINA INSTITUTE OF WATER RESOURCES AND HYDROPOWER RESEARCH
Tianjie LEI
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR PRECISELY POSITIONING COLLAPSED AREA OF HIGH...
Publication number
20210048523
Publication date
Feb 18, 2021
CHINA INSTITUTE OF WATER RESOURCES AND HYDROPOWER RESEARCH
Tianjie LEI
G01 - MEASURING TESTING
Information
Patent Application
PREDICTION METHOD AND SYSTEM OF HIGH SLOPE DEFORMATION
Publication number
20210049515
Publication date
Feb 18, 2021
CHINA INSTITUTE OF WATER RESOURCES AND HYDROPOWER RESEARCH
Changjun LIU
G06 - COMPUTING CALCULATING COUNTING