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Patents Grants
last 30 patents
Information
Patent Grant
Optical device
Patent number
11,942,577
Issue date
Mar 26, 2024
Grirem Advanced Materials Co., Ltd.
Ronghui Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Red light and near-infrared light-emitting material, preparation me...
Patent number
11,932,790
Issue date
Mar 19, 2024
Grirem Advanced Materials Co., Ltd.
Xiaoxia Chen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Phosphor with garnet structure and light-emitting device comprising...
Patent number
11,932,793
Issue date
Mar 19, 2024
Grirem Advanced Materials Co., Ltd.
Ronghui Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Optical device
Patent number
11,923,485
Issue date
Mar 5, 2024
Grirem Advanced Materials Co., Ltd.
Ronghui Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Red light and near-infrared light-emitting material and light-emitt...
Patent number
11,718,788
Issue date
Aug 8, 2023
Grirem Advanced Materials Co., Ltd.
Ronghui Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Near-infrared luminescent material and light-emitting device prepar...
Patent number
11,299,672
Issue date
Apr 12, 2022
Grirem Advanced Materials Co., Ltd.
Ronghui Liu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
PHOSPHOR WITH GARNET STRUCTURE AND LIGHT-EMITTING DEVICE COMPRISING...
Publication number
20220411694
Publication date
Dec 29, 2022
GRIREM ADVANCED MATERIALS CO., LTD
Ronghui LIU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
OPTICAL DEVICE
Publication number
20220173281
Publication date
Jun 2, 2022
GRIREM ADVANCED MATERIALS CO., LTD
Ronghui LIU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
OPTICAL DEVICE
Publication number
20220173282
Publication date
Jun 2, 2022
GRIREM ADVANCED MATERIALS CO., LTD
Ronghui LIU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
RED LIGHT AND NEAR-INFRARED LIGHT-EMITTING MATERIAL AND LIGHT-EMITT...
Publication number
20220119704
Publication date
Apr 21, 2022
GRIREM ADVANCED MATERIALS CO., LTD
Ronghui LIU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RED LIGHT AND NEAR-INFRARED LIGHT-EMITTING MATERIAL, PREPARATION ME...
Publication number
20210388262
Publication date
Dec 16, 2021
GRIREM ADVANCED MATERIALS CO.,LTD.
Xiaoxia CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEAR-INFRARED LUMINESCENT MATERIAL AND LIGHT-EMITTING DEVICE PREPAR...
Publication number
20200362239
Publication date
Nov 19, 2020
GRIREM ADVANCED MATERIALS CO., LTD
RONGHUI LIU
H01 - BASIC ELECTRIC ELEMENTS