Patents by Inventor Frederick D. Tenzer

Frederick D. Tenzer 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).

  • Static dissipative mat
    Patent number: 4885659
    Abstract: A static dissipative surface covering material which comprises a thermoplastic polymer layer and an electrically conductive, metallized, such as vacuum aluminum-coated, glass fiber tissue material disposed in or to the thermoplastic layer to provide a static dissipative surface covering material. A method of preparing a static dissipative surface covering material, which method comprises embedding within or securing to a thermoplastic polymer layer a layer of electrically-conductive, metallized, coated, open fibrous material, such as an aluminized glass fiber tissue, to provide a static dissipative surface covering material.
    Type: Grant
    Filed: December 21, 1987
    Date of Patent: December 5, 1989
    Assignee: Pandel, Inc.
    Inventors: Gilbert S. Nowell, Frederick D. Tenzer