Patents by Inventor David Nathasingh

David Nathasingh 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).

  • Breathable electromagnetic shielding material
    Patent number: 6610395
    Abstract: The formation of articles using a breathable, electromagnetic shielding material. More particularly, a material and process for the formation of articles capable of shielding electromagnetic waves while allowing the release of thermal energy. Electromagnetic shielding powder particles are infused into cavities of multilobal polymeric fibers and between the fibers forming a flexible, breathable electromagnetic shielding material suitable for forming shaped articles.
    Type: Grant
    Filed: June 11, 2001
    Date of Patent: August 26, 2003
    Assignee: Honeywell International Inc.
    Inventors: Ronald P. Rohrbach, David Nathasingh, Kwok-Wai Lem
  • Breathable electromagnetic shielding material
    Publication number: 20020187330
    Abstract: The formation of articles using a breathable, electromagnetic shielding material. More particularly, a material and process for the formation of articles capable of shielding electromagnetic waves while allowing the release of thermal energy. Electromagnetic shielding powder particles are infused into cavities of multilobal polymeric fibers and between the fibers forming a flexible, breathable electromagnetic shielding material suitable for forming shaped articles.
    Type: Application
    Filed: June 11, 2001
    Publication date: December 12, 2002
    Inventors: Ronald P. Rohrbach, David Nathasingh, Kwok-Wai Lem