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World Chemical Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic pump and rotary body for the magnetic pump
    • Patent number 11,713,765
    • Issue date Aug 1, 2023
    • World Chemical Co., Ltd.
    • Wataru Mori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Device for recovering floating materials on the liquid surface
    • Patent number 9,359,229
    • Issue date Jun 7, 2016
    • World Chemical Co., Ltd.
    • Yoji Mori
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Solid-liquid separator with self-priming pump
    • Patent number 8,512,565
    • Issue date Aug 20, 2013
    • World Chemical Co., Ltd.
    • Yoji Mori
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Oil-water separator with self-priming pump
    • Patent number 8,257,588
    • Issue date Sep 4, 2012
    • World Chemical Co., Ltd.
    • Yoji Mori
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filtration device combined with self-priming pump
    • Patent number 7,682,129
    • Issue date Mar 23, 2010
    • World Chemical Co., Ltd.
    • Yoji Mori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid pump and sealing mechanism
    • Patent number 6,887,048
    • Issue date May 3, 2005
    • World Chemical Co, Ltd.
    • Ryosuke Hirata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number D450327
    • Issue date Nov 13, 2001
    • World Chemical Co., Ltd.
    • Yoji Mori
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Recovery pump for recovering floating oil
    • Patent number 6,312,228
    • Issue date Nov 6, 2001
    • World Chemical Co., Ltd.
    • Yoji Mori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil-water recovering and separating apparatus
    • Patent number 5,954,955
    • Issue date Sep 21, 1999
    • World Chemical Co., Ltd.
    • Yoji Mori
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Ocean buoy
    • Patent number D383992
    • Issue date Sep 23, 1997
    • World Chemical Co., Ltd.
    • Yoji Mori
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Self-priming chemical pump
    • Patent number 5,509,779
    • Issue date Apr 23, 1996
    • World Chemical Co., Ltd.
    • Yoji Mori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid recovering apparatus
    • Patent number 5,366,629
    • Issue date Nov 22, 1994
    • Motoda Electronic Industry Co., Ltd.
    • Yozi Mori
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Magnet pump
    • Patent number 5,154,587
    • Issue date Oct 13, 1992
    • World Chemical Co., Ltd.
    • Yozi Mori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Seal-less pump
    • Patent number 4,655,681
    • Issue date Apr 7, 1987
    • World Chemical Co., Ltd.
    • Youji Mori
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    73432258 - WORLD CHEMICAL
    • Serial number 73432258
    • Filing date May 31, 1983
    • WORLD CHEMICAL CO., LTD.
    • 7 - Machines and machine tools