Patents by Inventor Piyapat Thanyakij

Piyapat Thanyakij 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: 7608768
    Abstract: An injection molded saxophone. A main frame of the saxophone comprises a number of injection molded parts. The injection molded parts are namely a neck, an upper body, a main body, a left bell and bow and a right bell and bow. The injection molded parts are preferably made from a substantially plastic polymer. The neck comprises an octave vent for allowing moisture removal. At least one of the injection molded parts has a number of holes formed therein. A keyworks assembly is couplable to the main frame. The keyworks assembly comprises a number of tone hole cover structures, a number of keys and a number of rods. Each tone hole cover structure comprises a lid shaped for covering its corresponding hole. Each tone hole cover structure has an end ring with an end hole that is shaped and dimensioned to fit with an external profile of one of the number of rods. Operation of the rod varies at least one hole between the open state and the closed state to thereby vary pitch of generated sound.
    Type: Grant
    Filed: February 28, 2008
    Date of Patent: October 27, 2009
    Inventor: Piyapat Thanyakij
  • Publication number: 20080202314
    Abstract: An injection molded saxophone. A main frame of the saxophone comprises a number of injection molded parts. The injection molded parts are namely a neck, an upper body, a main body, a left bell and bow and a right bell and bow. The injection molded parts are preferably made from a substantially plastic polymer. The neck comprises an octave vent for allowing moisture removal. At least one of the injection molded parts has a number of holes formed therein. A keyworks assembly is couplable to the main frame. The keyworks assembly comprises a number of tone hole cover structures, a number of keys and a number of rods. Each tone hole cover structure comprises a lid shaped for covering its corresponding hole. Each tone hole cover structure has an end ring with an end hole that is shaped and dimensioned to fit with an external profile of one of the number of rods. Operation of the rod varies at least one hole between the open state and the closed state to thereby vary pitch of generated sound.
    Type: Application
    Filed: February 28, 2008
    Publication date: August 28, 2008
    Inventor: Piyapat Thanyakij