Byungsook HAN

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Chungcheongbuk-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Overflow chamber for emission of rainwater and soil
- Patent number 10,883,262
- Issue date Jan 5, 2021
- Byungsook Han
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Manhole with height/inclination-adjustable manhole cover
- Patent number 9,771,702
- Issue date Sep 26, 2017
- Byungsook Han
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
MANHOLE WITH HEIGHT/INCLINATION-ADJUSTABLE MANHOLE COVER
- Publication number 20160090708
- Publication date Mar 31, 2016
- Byungsook HAN
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
OVERFLOW CHAMBER FOR EMISSION OF RAINWATER AND SOIL
- Publication number 20160083951
- Publication date Mar 24, 2016
- Byungsook HAN
- E03 - WATER SUPPLY SEWERAGE