TREA

Takeshi Kuwana

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cap for beverage container
    • Patent number 6,098,834
    • Issue date Aug 8, 2000
    • Nippon Sanso Corporation
    • Kunio Hatsumoto
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Cup with lid
    • Patent number D406011
    • Issue date Feb 23, 1999
    • Nippon Sanso Corporation
    • Kunio Hatsumoto
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Lid for a container
    • Patent number D406006
    • Issue date Feb 23, 1999
    • Nippon Sanso Corporation
    • Kunio Hatsumoto
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Cup with lid
    • Patent number D404613
    • Issue date Jan 26, 1999
    • Nippon Sanso Corporation
    • Kunio Hatsumoto
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Cup
    • Patent number D398815
    • Issue date Sep 29, 1998
    • Nippon Sanso Corporation
    • Kunio Hatsumoto
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Portable water purifier
    • Patent number 4,990,254
    • Issue date Feb 5, 1991
    • Japan Oxygen Co., Ltd.
    • Shoji Toida
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE