Patents Assigned to Zephyr Design, Inc.
  • Patent number: 6202242
    Abstract: A light emitting electric toothbrush and method therefore is disclosed which is intended for use by children, is comprised of a robust high-strength, plastic construction, and employs both light and vibration to assist in the development of suitable dental hygiene skills. In its most fundamental embodiment, the light emitting electric toothbrush comprises a construction including a handle having a bottom end and a top end and a toothbrush shaft mounted to the top end of the handle. The brush shaft is comprised of a plastic resin including a fluorescent colored light refractive additive for optimizing light transmission through the brush shaft. A high intensity light source is mounted within the top end of the handle for generating light and a domed-shaped optical lens is positioned over the high intensity light source for directing the generated light into the brush shaft.
    Type: Grant
    Filed: August 4, 1999
    Date of Patent: March 20, 2001
    Assignee: Zephyr Design, Inc.
    Inventors: D'Miles E. Salmon, De Anne M. Ambriz