TREA

SEONG-KWAN OH

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  • Incheon-City, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Via structures including etch-delay structures and semiconductor de...
    • Patent number 10,943,939
    • Issue date Mar 9, 2021
    • Samsung Electronics Co., Ltd.
    • Byung-Jun Park
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Linear vibrator
    • Patent number 10,256,709
    • Issue date Apr 9, 2019
    • MOATECH CO., LTD
    • Seong-Kwan Oh
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Via structures including etch-delay structures and semiconductor de...
    • Patent number 10,229,949
    • Issue date Mar 12, 2019
    • Samsung Electronics Co., Ltd.
    • Byung-Jun Park
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Step motor
    • Patent number 10,008,901
    • Issue date Jun 26, 2018
    • MOATECH CO., LTD
    • Woo-Seok Yeo
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Via structures including etch-delay structures and semiconductor de...
    • Patent number 9,728,572
    • Issue date Aug 8, 2017
    • Samsung Electronics Co., Ltd.
    • Byung-Jun Park
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vibrator for generating horizontal vibration
    • Patent number 9,246,375
    • Issue date Jan 26, 2016
    • MOATECH CO., LTD.
    • Seong-Kwan Oh
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Step motor
    • Patent number 9,135,946
    • Issue date Sep 15, 2015
    • Hyun-Ki Yang
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Step motor
    • Patent number 8,237,315
    • Issue date Aug 7, 2012
    • Moatech Co., Ltd
    • Seong-Kwan Oh
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Step motor
    • Patent number 8,232,698
    • Issue date Jul 31, 2012
    • Moatech Co., Ltd
    • Seong-Kwan Oh
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents