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Wonhaeng Lee
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Chungcheongnam-do, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Supporting unit and substrate treating apparatus including the same
Patent number
9,909,197
Issue date
Mar 6, 2018
Semes Co., Ltd.
Wonhaeng Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Support unit and substrate treating device including the same
Patent number
9,623,503
Issue date
Apr 18, 2017
Semes Co., Ltd.
Wonhaeng Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Substrate supporting units and substrate treating apparatuses inclu...
Patent number
8,901,459
Issue date
Dec 2, 2014
Semes Co. Ltd
Wonhaeng Lee
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SUPPORTING UNIT AND SUBSTRATE TREATING APPARATUS INCLUDING THE SAME
Publication number
20160181137
Publication date
Jun 23, 2016
SEMES CO., LTD.
Wonhaeng LEE
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SUPPORT UNIT AND SUBSTRATE TREATING DEVICE INCLUDING THE SAME
Publication number
20150116689
Publication date
Apr 30, 2015
SEMES CO., LTD.
Wonhaeng Lee
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ELECTROSTATIC CHUCKS, SUBSTRATE TREATING APPARATUSES INCLUDING THE...
Publication number
20130003249
Publication date
Jan 3, 2013
Wonhaeng Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUBSTRATE SUPPORTING UNITS AND SUBSTRATE TREATING APPARATUSES INCLU...
Publication number
20130001213
Publication date
Jan 3, 2013
WONHAENG LEE
H01 - BASIC ELECTRIC ELEMENTS