Patents by Inventor Willard Hackerman

Willard Hackerman 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: 6449849
    Abstract: A shaving razor of any of the removable-cartridge type, the pivoting tape, the multiple-blade type and/or the disposable type the multiple-blade type is provided with at least one blade having a width greater than approximately 4.30 cm, and/or the ratio of the width of the blade to a length of a handle is greater than approximately 40.0%.
    Type: Grant
    Filed: June 29, 2000
    Date of Patent: September 17, 2002
    Inventor: Willard Hackerman