Da Chen

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Gate detection robot based on giant magnetoresistance element and d...
- Patent number 11,619,609
- Issue date Apr 4, 2023
- Hohai University
- Da Chen
- G01 - MEASURING TESTING
Information Patent Grant
Damage detection apparatus for lock gate sill
- Patent number 10,352,872
- Issue date Jul 16, 2019
- HOHAI UNIVERSITY
- Da Chen
- G01 - MEASURING TESTING
Information Patent Grant
Ship draught detection apparatus and its detection method
- Patent number 9,977,127
- Issue date May 22, 2018
- HOHAI University
- Da Chen
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
GATE DETECTION ROBOT BASED ON GIANT MAGNETORESISTANCE ELEMENT AND D...
- Publication number 20210341423
- Publication date Nov 4, 2021
- HOHAI UNIVERSITY
- Da CHEN
- G01 - MEASURING TESTING
Information Patent Application
DAMAGE DETECTION APPARATUS FOR LOCK GATE SILL
- Publication number 20180011030
- Publication date Jan 11, 2018
- HOHAI UNIVERSITY
- Da Chen
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
SHIP DRAUGHT DETECTION APPARATUS AND ITS DETECTION METHOD
- Publication number 20180011191
- Publication date Jan 11, 2018
- HOHAI UNIVERSITY
- Da Chen
- G01 - MEASURING TESTING