Patents by Inventor Anthony John Walker

Anthony John Walker 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).

  • Hair crimper
    Patent number: 5881739
    Abstract: A heatable hair crimper has a hollow handle and a comb formed of metallic prongs in rows and columns. Alternate rows are mounted to a metal base plate heated by a pad. When a plunger is squeezed the plate is moved so that hair extending across the comb in the columns is formed and held in tortuous paths while heat is applied via the prongs. Jointed levers are disposed within the hollow handle and are straightened by squeezing action on the plunger.
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: March 16, 1999
    Assignee: Worldtrade Technology Limited
    Inventors: Anthony John Walker, William Lai Kuen Louey, Gregory John McDougall