Patents by Inventor Hwei-Ming Twu

Hwei-Ming Twu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7659463
    Abstract: A viola/violin shoulder rest includes a first pad and a second pad made of soft foamed plastic material. A retainer is fixed between the first pad and the second pad. Each of the first pad and the second pad is formed with a sound reflection area which is a through hole. The sound reflection area of the first pad is alternatively stuffed with a natural sponge block. The sponge block is selectively coated at its top a gold foil. A number of feet made of silicon gel are fixed on the first pad in delta arrangement. A number of fastening posts are disposed on an upper surface of the retainer. A resilient band extends through where between the retainer and the second pad for the viola/violin player to deliver optimal sound color and quality.
    Type: Grant
    Filed: January 3, 2007
    Date of Patent: February 9, 2010
    Inventor: Hwei-Ming Twu
  • Publication number: 20080156169
    Abstract: A viola/violin shoulder rest includes a first pad and a second pad made of soft foamed plastic material. A retainer is fixed between the first pad and the second pad. Each of the first pad and the second pad is formed with a sound reflection area which is a through hole. The sound reflection area of the first pad is alternatively stuffed with a natural sponge block. The sponge block is selectively coated at its top a gold foil. A number of feet made of silicon gel are fixed on the first pad in delta arrangement. A number of fastening posts are disposed on an upper surface of the retainer. A resilient band extends through where between the retainer and the second pad for the viola/violin player to deliver optimal sound color and quality.
    Type: Application
    Filed: January 3, 2007
    Publication date: July 3, 2008
    Inventor: Hwei-ming Twu