Huimin He

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Qingdao City, CN

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Patents Applicationslast 30 patents

Information Patent Application
Weight-limiting roadblock device
- Publication number 20200217025
- Publication date Jul 9, 2020
- Huimin He
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Intelligent partitioned guardrail that can automatically prevent pe...
- Publication number 20200217027
- Publication date Jul 9, 2020
- Huimin He
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Automatic command device that mimics a traffic police
- Publication number 20200211383
- Publication date Jul 2, 2020
- Huimin He
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
intelligent road information collection machine
- Publication number 20200203822
- Publication date Jun 25, 2020
- Huimin He
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...