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last 30 patents
Information
Patent Grant
Light emitting device and production method and use thereof
Patent number
11,563,140
Issue date
Jan 24, 2023
Tiajin Sanan Optoelectornics Co., Ltd.
ChingYuan Tsai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting diode and fabrication method thereof
Patent number
10,431,716
Issue date
Oct 1, 2019
XIAMEN SAN'AN OPTOELECTRONICS CO., LTD.
Liming Shu
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
LIGHT EMITTING DEVICE AND PRODUCTION METHOD AND USE THEREOF
Publication number
20210050475
Publication date
Feb 18, 2021
TIANJIN SANAN OPTOELECTRONICS CO.. LTD.
ChingYuan TSAI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light Emitting Diode and Fabrication Method Thereof
Publication number
20180138361
Publication date
May 17, 2018
XIAMEN SAN'AN OPTOELECTRONICS CO., LTD.
Liming SHU
H01 - BASIC ELECTRIC ELEMENTS