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Hyeung-Gyu Lee
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Seoul, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric generator for supplying power to portable terminal
Patent number
9,467,074
Issue date
Oct 11, 2016
Korea Electronics Technology Institute
Hyeung Gyu Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Piezoelectric power generator for feeding emergency power
Patent number
8,680,750
Issue date
Mar 25, 2014
Korea Electronics Technology Institute
Hyung Won Kang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method of making semiconductor device having a capacitor of large c...
Patent number
5,234,857
Issue date
Aug 10, 1993
Samsung Electronics, Co., Ltd.
Sung-tae Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having a capacitor with an electrode grown thr...
Patent number
5,227,651
Issue date
Jul 13, 1993
Samsung Electronics, Co., Ltd.
Sung-tae Kim
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
VIBRATION MODULE FOR PIEZOELECTRIC SPEAKER AND PANEL SPEAKER
Publication number
20230283960
Publication date
Sep 7, 2023
SPT Co., Ltd.
Hyeung Gyu LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PLEZOELECTRIC GENERATOR FOR SUPPLYING POWER TO PORTABLE TERMINAL
Publication number
20150207436
Publication date
Jul 23, 2015
KOREA ELECTRONICS TECHNOLOGY INSTITUTE
Hyeung Gyu Lee
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
PIEZOELECTRIC POWER GENERATOR
Publication number
20150008795
Publication date
Jan 8, 2015
Korea Electronics Technology Institute
Chan Hee Kang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC POWER GENERATOR FOR FEEDING EMERGENCY POWER
Publication number
20120161583
Publication date
Jun 28, 2012
Korea Electronics Technology Institute
Hyung-Won Kang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ceramic heater
Publication number
20060267614
Publication date
Nov 30, 2006
Youn-seob Lee
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Package structure and sensor module using the same
Publication number
20040212078
Publication date
Oct 28, 2004
SMATTECH, INC.
Hyeung-Gyu Lee
H01 - BASIC ELECTRIC ELEMENTS