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Heejin LEE
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Incheon, KR
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last 30 patents
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Patent Grant
Environment cognition system for construction machinery
Patent number
12,006,661
Issue date
Jun 11, 2024
HD Hyundai Infracore Co., Ltd.
Heejin Lee
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
EXCAVATOR FOR DETECTING ROTATION OF UPPER BODY AND OPERATION METHOD...
Publication number
20230407601
Publication date
Dec 21, 2023
Hyundai Doosan Infracore Co., Ltd.
Heejin LEE
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Patent Application
ENVIRONMENT COGNITION SYSTEM FOR CONSTRUCTION MACHINERY
Publication number
20210148089
Publication date
May 20, 2021
Doosan Infracore Co., Ltd.
Heejin LEE
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING