Congyi Lin

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
LED driving circuit and LED lamp
- Patent number 11,751,301
- Issue date Sep 5, 2023
- Shanghai Sansi Electronic Engineering Co, Ltd.
- Ming Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multifunctional light source assembly and multifunctional desk lamp...
- Patent number 11,536,421
- Issue date Dec 27, 2022
- SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
- Xing Wen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Reflective Illumination Structure and Desk Lamp
- Publication number 20250075878
- Publication date Mar 6, 2025
- Shanghai Sansi Electronic Engineering Co. Ltd.
- Guoli ZHU
- F21 - LIGHTING
Information Patent Application
MULTIFUNCTIONAL LIGHT SOURCE ASSEMBLY AND MULTIFUNCTIONAL DESK LAMP...
- Publication number 20230003351
- Publication date Jan 5, 2023
- Shanghai Sansi Electronic Engineering Co. Ltd.
- Xing WEN
- F21 - LIGHTING
Information Patent Application
LED DRIVING CIRCUIT AND LED LAMP
- Publication number 20220418061
- Publication date Dec 29, 2022
- Shanghai Sansi Electronic Engineering Co. Ltd.
- Ming CHEN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR