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Shanghai, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Smart street lamp
Patent number
11,236,875
Issue date
Feb 1, 2022
SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
Bishou Chen
F21 - LIGHTING
Information
Patent Grant
Intelligent road lamp
Patent number
10,767,826
Issue date
Sep 8, 2020
SHANGHAI SANSI ELECTRONIC ENGINEERING CO. LTD.
Yuxi Jiang
F21 - LIGHTING
Patents Applications
last 30 patents
Information
Patent Application
SMART STREET LAMP
Publication number
20210172575
Publication date
Jun 10, 2021
Shanghai Sansi Electronic Engineering Co., Ltd.
Bishou CHEN
F21 - LIGHTING
Information
Patent Application
INTELLIGENT ROAD LAMP
Publication number
20190086047
Publication date
Mar 21, 2019
Shanghai Sansi Electronic Engineering Co. Ltd.
Yuxi Jiang
F21 - LIGHTING