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Hirozumi Shimizu

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  • Amagasaki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of preventing dusts
    • Patent number 4,428,984
    • Issue date Jan 31, 1984
    • Nippon Oil and Fats Co.
    • Hirozumi Shimizu
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Method for producing coal dispersing oil compositions
    • Patent number 4,203,729
    • Issue date May 20, 1980
    • Nippon Oil and Fats Co. Ltd.
    • Takaharu Ishizaki
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Coal dispersing oil
    • Patent number 4,187,078
    • Issue date Feb 5, 1980
    • Nippon Oil and Fats Company, Limited
    • Hirozumi Shimizu
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...