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You Hie Han
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Daejeon-city, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Laser processing apparatus
Patent number
7,688,492
Issue date
Mar 30, 2010
EO Technics Co., Ltd.
You-Hi Han
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Chip scale marker and method of calibrating marking position
Patent number
7,126,083
Issue date
Oct 24, 2006
EO Technics Co., Ltd.
You Hie Han
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Chip scale marker and marking method
Patent number
6,870,127
Issue date
Mar 22, 2005
EO Technics Co., Ltd.
You Hie Han
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for calibrating marking position in chip scale...
Patent number
6,808,117
Issue date
Oct 26, 2004
EO Technics Co., Ltd.
You-hie Han
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Chip scale marker and method of calibrating marking position
Patent number
6,794,205
Issue date
Sep 21, 2004
EO Technics Co., Ltd.
You Hie Han
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Chip scale marker and making method
Patent number
6,710,286
Issue date
Mar 23, 2004
EO Technics Co., Ltd.
You-hie Han
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SECONDARY BATTERY AND SECONDARY BATTERY MODULE USING THE SAME
Publication number
20110223478
Publication date
Sep 15, 2011
IPG PHOTONICS (KOREA) Ltd.
You Hie HAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Chip scale marker and method of calibrating marking position
Publication number
20040256368
Publication date
Dec 23, 2004
EO Technics Co., Ltd.
You Hie Han
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Chip scale marker and method of calibrating marking position
Publication number
20040121493
Publication date
Jun 24, 2004
EO Technics Co., Ltd.
You Hie Han
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Chip scale marker and marking method
Publication number
20040118821
Publication date
Jun 24, 2004
EO Technics Co., Ltd.
You Hie Han
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Laser system for dual wavelength and chip scale marker having the same
Publication number
20040101000
Publication date
May 27, 2004
EO Technics Co., Ltd.
You Hie Han
G02 - OPTICS
Information
Patent Application
Chip scale marker and making method
Publication number
20030192866
Publication date
Oct 16, 2003
EO Technics Co., Ltd.
You-Hie Han
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method and apparatus for calibrating marking position in chip scale...
Publication number
20030102292
Publication date
Jun 5, 2003
EO Technics Co., Ltd.
You-hie Han
H01 - BASIC ELECTRIC ELEMENTS