Patents by Inventor David Lipscombe Hollway

David Lipscombe Hollway 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).

  • Microwave alarm
    Patent number: 4032910
    Abstract: A portable microwave power detector is provided which will generate an alarm signal when placed within a microwave field having a power density above a predetermined limit. The detector comprises a rigid body member, a microwave receiving antenna fixed to or within the body member and, between elements of the antenna itself, a passive non-linear audio and/or visual alarm indicator fixed to or within the body member and connected to the antenna for energization by the microwave power received thereby.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: June 28, 1977
    Assignee: Commonwealth Scientific and Industrial Research Organization
    Inventors: David Lipscombe Hollway, Peter Ivan Somlo, John David Hunter, Idris Gareth Morgan