Patents by Inventor William L. Arendall

William L. Arendall 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).

  • Hand held abrasive disk
    Patent number: 5382189
    Abstract: A hand held abrasive disk for deburring, honing, finishing and polishing, or sharpening a material that can be easily held in one's hand. The abrasive surface has a concave section for receiving the filings from the abraded material. A cap is releasably attached to the non-abrading surface to prevent irritation of the user's hand and to prevent damage to the surface upon which the stone is set.
    Type: Grant
    Filed: March 17, 1993
    Date of Patent: January 17, 1995
    Inventor: William L. Arendall