Patents by Inventor William Tippins

William Tippins 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).

  • Mixing drum
    Patent number: 8162529
    Abstract: A rotary concrete mixing drum (16) includes an interior surface (74) at least partially provided by a polymer (90) impregnated with a slip agent.
    Type: Grant
    Filed: June 29, 2004
    Date of Patent: April 24, 2012
    Assignee: McNeilus Truck and Manufacturing, Inc.
    Inventors: Anthony J. Khouri, William Rodgers, William Tippins
  • Mixing Drum
    Publication number: 20080291771
    Abstract: A rotary concrete mixing drum (16) includes an interior surface (74) at least partially provided by a polymer (90) impregnated with a slip agent.
    Type: Application
    Filed: June 29, 2004
    Publication date: November 27, 2008
    Inventors: Anthony J. Khouri, William Rodgers, William Tippins
  • Noise reducing footwear
    Patent number: 5867922
    Abstract: Disclosed herein is environmentally compatible footwear attachable apparatus for reducing noise caused by a foot walking on ground. The environmentally compatible footwear attachable apparatus includes a frame attachable to the foot, an adjustment member, an attachment member and support members. The support members have a tapered portion, a top portion and a base. The base penetrates ground. The tapered portion displaces the ground. The top portion supports the frame above the ground. When the base penetrates the ground, the tapered portion displaces the ground to reduce noise made by walking.
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: February 9, 1999
    Assignee: Zoomers
    Inventors: Martin Philip Hull, Clay William Tippins