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Hiroshi Hotta

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Patents Grantslast 30 patents

  • Information Patent Grant

    Parabolic antenna and process for manufacturing the same
    • Patent number 5,162,810
    • Issue date Nov 10, 1992
    • Mikuni Plastics
    • Yoshio Onisawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Surface metallizing method
    • Patent number 4,844,851
    • Issue date Jul 4, 1989
    • Polyplastics Co., Ltd.
    • Hiroshi Hotta
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method of producing an improved polyacetal polymer
    • Patent number 4,540,773
    • Issue date Sep 10, 1985
    • Polyplastics Company, Ltd.
    • Hiroyasu Komazawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Sputtering method
    • Patent number 4,525,261
    • Issue date Jun 25, 1985
    • Polyplastics Co. Ltd.
    • Hiroshi Hotta
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Continuous polymerization method
    • Patent number 4,390,684
    • Issue date Jun 28, 1983
    • Polyplastics Co., Ltd.
    • Hiroyasu Komazawa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL