Patents by Inventor Philip Blakelock

Philip Blakelock 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).

  • Radar transmitter/receivers
    Patent number: 5587713
    Abstract: A radar transmitter/receiver arrangement for use, for example, in automotive vehicle control in which R.F. energy from a frequency modulated oscillator is applied to an antenna for transmission and to one input of a mixer by way of a rat-race device, and RF energy reflected from a target and received at the antenna is applied to another input of the mixer by way of the rat-race device.
    Type: Grant
    Filed: May 17, 1995
    Date of Patent: December 24, 1996
    Assignees: Plessey Semiconductors Limited, Robert Bosch GmbH
    Inventors: Heinz Pfizenmaier, Philip Blakelock, Brian Prime, David Dawson