Patents by Inventor Richard Javme

Richard Javme 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).

  • Electric heating device having a metal sheath
    Patent number: 4862137
    Abstract: A resistance heating device having a longitudinal axis and a substantially cylindrical graphite heating element with a connecting part for connection to an electric power source. The device has a sheath surrounding the graphite heating element, radially spaced therefrom and defining a gas tight chamber about the graphite heating element, the sheath being made from a refractory alloy sheet having angularly distributed longitudinal corrugations and an internal surface arranged to directly receive over its whole area radiation emitted by the graphite heating element when energized.
    Type: Grant
    Filed: June 26, 1987
    Date of Patent: August 29, 1989
    Assignee: Service National Electricite de France
    Inventor: Richard Javme