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Walter W. Hsu

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  • Yinlin Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Airbag device with pressure regulating function
    • Patent number 10,258,102
    • Issue date Apr 16, 2019
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • A43 - FOOTWEAR
  • Information Patent Grant

    Toothpick brush
    • Patent number D756125
    • Issue date May 17, 2016
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • D04 - Brushware
  • Information Patent Grant

    Combination dining turntable that is extended infinitely
    • Patent number 9,254,034
    • Issue date Feb 9, 2016
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Multi-angled dental floss holder
    • Patent number 8,297,290
    • Issue date Oct 30, 2012
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Hygienic dispensing package
    • Patent number 7,481,339
    • Issue date Jan 27, 2009
    • Medtech Products, Inc.
    • Walter W. Hsu
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Teeth cleaning brush structure
    • Patent number 7,156,107
    • Issue date Jan 2, 2007
    • Welter's Co., Ltd.
    • Walter Hsu
    • A46 - BRUSHWARE
  • Information Patent Grant

    Staple extractor structure
    • Patent number 6,971,569
    • Issue date Dec 6, 2005
    • Welter's Co., Ltd.
    • Walter Hsu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Toothpicks dispenser
    • Patent number 6,612,463
    • Issue date Sep 2, 2003
    • Welter's Co., Ltd.
    • Walter Hsu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Staple remover
    • Patent number D465980
    • Issue date Nov 26, 2002
    • Welter's Co., Ltd.
    • Walter Hsu
    • D08 - Tools and hardware
  • Information Patent Grant

    Toothpick container
    • Patent number D461103
    • Issue date Aug 6, 2002
    • Welter's Co., Ltd.
    • Walter Hsu
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Waved-edge cutter
    • Patent number 6,401,343
    • Issue date Jun 11, 2002
    • Welter's Co., Ltd.
    • Walter Hsu
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Ellipse drawing/cutting device
    • Patent number 6,276,067
    • Issue date Aug 21, 2001
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Circle drawing tool
    • Patent number 5,987,760
    • Issue date Nov 23, 1999
    • Walter's Co., Ltd.
    • Walter W. Hsu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Circle cutter
    • Patent number 5,974,672
    • Issue date Nov 2, 1999
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Dental pick
    • Patent number D382368
    • Issue date Aug 12, 1997
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    File clip with punching function
    • Patent number 5,618,121
    • Issue date Apr 8, 1997
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Teeth cleaner
    • Patent number D367130
    • Issue date Feb 13, 1996
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Staple remover
    • Patent number D360565
    • Issue date Jul 25, 1995
    • Welter's Co., Ltd.
    • Walter W. Hsu
    • D08 - Tools and hardware

Patents Applicationslast 30 patents