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Chin-Cheng Wang

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  • Yilan County, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Manufacturing method of 3-dimensional plastic impeller of centrifug...
    • Patent number 11,739,642
    • Issue date Aug 29, 2023
    • ASSOMA INC.
    • Chih-Hsien Shih
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Magnetic drive pump
    • Patent number 10,267,327
    • Issue date Apr 23, 2019
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Magnetic drive pump
    • Patent number 10,190,593
    • Issue date Jan 29, 2019
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Permanent magnet motor pump
    • Patent number 9,951,778
    • Issue date Apr 24, 2018
    • ASSOMA INC.
    • Huan-Jan Chien
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Structure improvement of pump casing with PFA liner
    • Patent number 9,897,102
    • Issue date Feb 20, 2018
    • ASSOMA INC.
    • Chin-Cheng Wang
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Permanent magnet motor pump
    • Patent number 9,702,364
    • Issue date Jul 11, 2017
    • ASSOMA INC.
    • Huan-Jan Chien
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Magnetic drive pump
    • Patent number 9,670,934
    • Issue date Jun 6, 2017
    • Assoma Inc.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Permanent magnet motor pump
    • Patent number 9,599,113
    • Issue date Mar 21, 2017
    • Assoma Inc.
    • Huan-Jan Chien
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Permanent magnet canned motor pump with corrosion-protection housing
    • Patent number 9,169,842
    • Issue date Oct 27, 2015
    • Assoma Inc.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    MANUFACTURING METHOD OF 3-DIMENSIONAL PLASTIC IMPELLER OF CENTRIFUG...
    • Publication number 20220213897
    • Publication date Jul 7, 2022
    • ASSOMA INC.
    • Chih-Hsien SHIH
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    MAGNETIC DRIVE PUMP
    • Publication number 20170234326
    • Publication date Aug 17, 2017
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MAGNETIC DRIVE PUMP
    • Publication number 20170234327
    • Publication date Aug 17, 2017
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    STRUCTURE IMPROVEMENT OF PUMP CASING WITH PFA LINER
    • Publication number 20160363130
    • Publication date Dec 15, 2016
    • ASSOMA INC.
    • CHIN-CHENG WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERMANENT MAGNET MOTOR PUMP
    • Publication number 20160348683
    • Publication date Dec 1, 2016
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERMANENT MAGNET MOTOR PUMP
    • Publication number 20160348682
    • Publication date Dec 1, 2016
    • ASSOMA INC.
    • Huan-Jan CHIEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERMANENT MAGNET CANNED MOTOR PUMP WITH CORROSION-PROTECTION HOUSING
    • Publication number 20130115118
    • Publication date May 9, 2013
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MAGNETIC DRIVE PUMP
    • Publication number 20130115053
    • Publication date May 9, 2013
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERMANENT MAGNET MOTOR PUMP
    • Publication number 20130108488
    • Publication date May 2, 2013
    • ASSOMA INC.
    • Huan-Jan Chien
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...