Patents by Inventor Haruyasu (Harry) Yawata

Haruyasu (Harry) Yawata 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: 5556277
    Abstract: This invention is directed to a flared orthodontic buccal tube having an internally tapered mesial section. In a preferred embodiment, the buccal tube includes a base adapted to be secured to a tooth, and a tubular body connected to the base. The tubular body has mesial and distal sections connected at a mesial-distal interface, and mesial and distal bores communicating at a mesial bore-distal bore interface. The mesial section is tapered, with the mesial opening of the mesial bore having cross sectional dimensions exceeding the cross sectional dimensions of the exterior surface of the distal section.
    Type: Grant
    Filed: May 1, 1995
    Date of Patent: September 17, 1996
    Assignee: Ormco Corporation
    Inventors: Haruyasu (Harry) Yawata, James J. Hilgers