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Chung-Tsai Cheng

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  • Kaohsiung City, TW
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    POLYIMIDE PRECURSOR COMPOSITION, USE THEREOF AND POLYIMIDE MADE THE...
    • Publication number 20210079161
    • Publication date Mar 18, 2021
    • ETERNAL MATERIALS CO., LTD.
    • Meng-Yen CHOU
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PROCESS FOR PREPARING POLYIMIDES
    • Publication number 20200055986
    • Publication date Feb 20, 2020
    • ETERNAL MATERIALS CO., LTD.
    • CHUNG-JEN WU
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    LASER DEVICE FOR ADDITIVE MANUFACTURING AND OPERATION METHOD THEREOF
    • Publication number 20190310483
    • Publication date Oct 10, 2019
    • TONGTAI MACHINE & TOOL CO., LTD.
    • Chung-wei CHENG
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    METHOD FOR PREPARING PATTERNED COVERLAY ON SUBSTRATE
    • Publication number 20180282577
    • Publication date Oct 4, 2018
    • ETERNAL MATERIALS CO., LTD.
    • Chung-Kai CHENG
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    POLYIMIDE PRECURSOR COMPOSITION, USE THEREOF AND POLYIMIDE MADE THE...
    • Publication number 20180282482
    • Publication date Oct 4, 2018
    • ETERNAL MATERIALS CO., LTD.
    • Meng-Yen CHOU
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Method for Winding a Stator for use in a Dual-Phased Motor
    • Publication number 20180226854
    • Publication date Aug 9, 2018
    • Sunonwealth Electric Machine Industry Co., Ltd.
    • Chung-Ken Cheng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    PRECURSOR FOR POLYIMIDE AND USE THEREOF
    • Publication number 20180194899
    • Publication date Jul 12, 2018
    • ETERNAL MATERIALS CO., LTD.
    • Po-Yu HUANG
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    POLYIMIDE PRECURSOR COMPOSITION AND USE THEREOF
    • Publication number 20180148541
    • Publication date May 31, 2018
    • ETERNAL MATERIALS CO., LTD.
    • Chang-Hong HO
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    PRECURSOR FOR POLYIMIDE AND USE THEREOF
    • Publication number 20180148544
    • Publication date May 31, 2018
    • ETERNAL MATERIAL CO., LTD.
    • Chang-Hong HO
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    OPERATING METHOD FOR A FINGERPRINT SENSING DEVICE AND FINGERPRINT S...
    • Publication number 20180032779
    • Publication date Feb 1, 2018
    • ELAN MICROELECTRONICS CORPORATION
    • Chao-Chi YANG
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    POLYIMIDE DRY FILM AND APPLICATION THEREOF
    • Publication number 20180002567
    • Publication date Jan 4, 2018
    • ETERNAL MATERIALS CO., LTD.
    • Po-Yu HUANG
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    Stator for Use in a Dual-phased Motor and a Method for Winding the...
    • Publication number 20160087500
    • Publication date Mar 24, 2016
    • Sunonwealth Electric Machine Industry Co., Ltd.
    • Chung-Ken Cheng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    AC LED LAMP
    • Publication number 20140210347
    • Publication date Jul 31, 2014
    • Sunonwealth Electric Machine Industry Co., Ltd.
    • Alex HORNG
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CONTROL METHOD AND ELECTRONIC STYLUS FOR TOUCH INPUT TO A CAPACITIV...
    • Publication number 20140035870
    • Publication date Feb 6, 2014
    • Elan Microelectronic Corporation
    • I-Hau YEH
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    MOTOR CIRCUIT WITH POWER-OFF BRAKING FUNCTION
    • Publication number 20130271045
    • Publication date Oct 17, 2013
    • Chung-Ken CHENG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LIGHT DEVICE AND POWER CONTROL CIRCUIT THEREOF
    • Publication number 20120176054
    • Publication date Jul 12, 2012
    • Chi-Hung KUO
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Axial Winding Motor
    • Publication number 20120068568
    • Publication date Mar 22, 2012
    • Alex Horng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    BLDC Motor with Dual Rotation Directions
    • Publication number 20120049698
    • Publication date Mar 1, 2012
    • Alex Horng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CONTROL MODULE WITH POWER SUPPLY DETECTION AND LAMP UTILIZING THE SAME
    • Publication number 20120007510
    • Publication date Jan 12, 2012
    • Alex Horng
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Cooling Module Assembly Method
    • Publication number 20110292614
    • Publication date Dec 1, 2011
    • Alex Horng
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MOTOR SYSTEM
    • Publication number 20110266989
    • Publication date Nov 3, 2011
    • Alex HORNG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    MOTOR-DRIVING APPARATUS
    • Publication number 20110254490
    • Publication date Oct 20, 2011
    • Alex Horng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATION CONTROL CIRCUIT OF FAN
    • Publication number 20110221364
    • Publication date Sep 15, 2011
    • Alex HORNG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FAN SYSTEM AND BRAKING CIRCUIT THEREOF
    • Publication number 20110187299
    • Publication date Aug 4, 2011
    • Alex HORNG
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    AC LED LAMP
    • Publication number 20110175537
    • Publication date Jul 21, 2011
    • Alex HORNG
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    LAMP CIRCUIT
    • Publication number 20110101776
    • Publication date May 5, 2011
    • Alex Horng
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FAN CONTROL SYSTEM
    • Publication number 20110070098
    • Publication date Mar 24, 2011
    • Sunonwealth Electric Machine Industry Co., Ltd.
    • Alex Horng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN DEVICE WITH IMPROVED SPEED CONTROL MODULE AND PLURAL FAN SYSTEM...
    • Publication number 20100244758
    • Publication date Sep 30, 2010
    • Alex Horng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRONIC STYLUS, CAPACITIVE TOUCHPAD MODULE, AND APPARATUS FOR TO...
    • Publication number 20100170726
    • Publication date Jul 8, 2010
    • Elan Microelectronics Corporation
    • I-HAU YEH
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Brushless direct current motor driving circuit
    • Publication number 20080272722
    • Publication date Nov 6, 2008
    • Sunonwealth Electric Machine Industry Co., Ltd.
    • Alex Horng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER