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Patents Grants
last 30 patents
Information
Patent Grant
Diffusive gradients in thin films (DGT) test device for lake water...
Patent number
12,169,164
Issue date
Dec 17, 2024
Chinese Research Academy of Environmental Sciences
Shuhang Wang
G01 - MEASURING TESTING
Information
Patent Grant
Ultra-thin lens, virtual image display device using same, and near-...
Patent number
11,966,058
Issue date
Apr 23, 2024
Beijing NED+AR Display Technology Co., Ltd.
Cheng Yao
G02 - OPTICS
Information
Patent Grant
Diffusive gradients in thin films (DGT) probe test device for sedim...
Patent number
11,579,049
Issue date
Feb 14, 2023
Chinese Research Academy of Environmental Sciences
Zhihao Wu
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL LENS GROUP FOR AUGMENTED REALITY DISPLAY AND VIRTUAL IMAGIN...
Publication number
20240192499
Publication date
Jun 13, 2024
Beijing NED+AR Display Technology Co., Ltd.
CHENG YAO
G02 - OPTICS
Information
Patent Application
ULTRA-THIN LENS, VIRTUAL IMAGE DISPLAY DEVICE USING SAME, AND NEAR-...
Publication number
20230213762
Publication date
Jul 6, 2023
Beijing NED+AR Display Technology Co., Ltd.
CHENG YAO
G02 - OPTICS
Information
Patent Application
DIFFUSIVE GRADIENTS IN THIN FILMS (DGT) PROBE TEST DEVICE FOR SEDIM...
Publication number
20210208031
Publication date
Jul 8, 2021
Chinese Research Academy of Environmental Sciences
Zhihao Wu
E21 - EARTH DRILLING MINING
Information
Patent Application
DIFFUSIVE GRADIENTS IN THIN FILMS (DGT) TEST DEVICE FOR LAKE WATER...
Publication number
20210208033
Publication date
Jul 8, 2021
Chinese Research Academy of Environmental Sciences
Shuhang WANG
G01 - MEASURING TESTING