Patents by Inventor Timothy E. Wickard

Timothy E. Wickard 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: 5696422
    Abstract: The invention provides for a package for holding a crystal. The package preferably includes a ceramic base, ceramic top member and a plurality of metallization bands. The ceramic base and the ceramic top member may be cofired to seal the first portion of each of the metallization bands therein. The package additionally includes a seal ring engageable with the ceramic top member and a housing engageable with the seal ring to define a sealed crystal chamber. A plurality of ribbon bands are provided within the crystal chamber to electrically couple the metallization bands with the crystal. The crystal package may include an integrated circuit chip for providing an oscillator and a heating element for maintaining constant temperature.
    Type: Grant
    Filed: March 1, 1996
    Date of Patent: December 9, 1997
    Assignee: Piezo Crystal Company
    Inventors: William P. Hanson, Timothy E. Wickard, Charles Jensik