Patents by Inventor Todd J. DeVito

Todd J. DeVito 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).

  • Drum head retention ring with J-slots
    Patent number: 6078003
    Abstract: In drum head retention apparatus, the combination comprises a ring to extend about the drum, in alignment with head tensioners; fingers projecting on the ring to form slots to rotatably receive and to release from the tensioners; and relieved zones on the ring to pass the tensioners endwise when the fingers are in rotatably displaced positions relative to the tensioners.
    Type: Grant
    Filed: April 5, 1999
    Date of Patent: June 20, 2000
    Inventor: Todd J. DeVito