TREA

Ishimaru; Hajime

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrostatic dust collector for use in vacuum system
    • Patent number 5,125,124
    • Issue date Jun 30, 1992
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroshi Saeki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Cooling apparatus
    • Patent number 5,070,701
    • Issue date Dec 10, 1991
    • Matsushita Electric Industrial Co., Ltd.
    • Hiroshi Saeki
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Seal device for gate valve
    • Patent number 4,562,992
    • Issue date Jan 7, 1986
    • Fuji Seiko Kabushiki Kaisha
    • Kenzaburo Sugisaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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