Patents by Inventor Fred E Nagle

Fred E Nagle 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).

  • Stretchable polymer thick film carbon black composition for wearable heaters
    Patent number: 11220587
    Abstract: A polymer thick film carbon black composition comprising 6-13 wt % conductive carbon black powder; and 87-94 wt % organic medium comprising thermoplastic polyurethane resin dissolved in an organic solvent may be used to form the resistive element of heaters in applications where significant stretching is required, particularly on substrates that can be highly elongated and, in particular, that can be used in wearable garment applications.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: January 11, 2022
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: H David Rosenfeld, Ivan Chen, William George Kampert, Ping Tzeng, Fred E Nagle, Michael Stephen Wolfe
  • STRETCHABLE POLYMER THICK FILM CARBON BLACK COMPOSITION FOR WEARABLE HEATERS
    Publication number: 20200407531
    Abstract: A polymer thick film carbon black composition comprising 6-13 wt % conductive carbon black powder; and 87-94 wt % organic medium comprising thermoplastic polyurethane resin dissolved in an organic solvent may be used to form the resistive element of heaters in applications where significant stretching is required, particularly on substrates that can be highly elongated and, in particular, that can be used in wearable garment applications.
    Type: Application
    Filed: May 11, 2020
    Publication date: December 31, 2020
    Inventors: H David Rosenfeld, Ivan Chen, William George Kampert, Ping Tzeng, Fred E Nagle, Michael Stephen Wolfe