TREA

Ota Kosan Corporation

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Patents Grantslast 30 patents

  • Information Patent Grant

    Tool for removing and replacing light bulb
    • Patent number 8,256,329
    • Issue date Sep 4, 2012
    • Ota Kosan Corporation
    • Kinjirou Ota
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Holding means for use in blanket or coverlet and the like
    • Patent number 7,152,260
    • Issue date Dec 26, 2006
    • Ota Kosan Corporation
    • Kinjiro Ota
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Weeder
    • Patent number 7,131,677
    • Issue date Nov 7, 2006
    • Ota Kosan Corporation
    • Kinjiro Ota
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Weeder
    • Patent number 6,691,793
    • Issue date Feb 17, 2004
    • Ota Kosan Corporation
    • Kinjiro Ota
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Weeder
    • Patent number D480281
    • Issue date Oct 7, 2003
    • Ota Kosan Corporation
    • Kinjiro Ota
    • D08 - Tools and hardware
  • Information Patent Grant

    Weeder
    • Patent number 5,615,541
    • Issue date Apr 1, 1997
    • Ota Kosan Corporation
    • Kinjiro Ota
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents