Patents by Inventor Alvin Seymour Clorfeine

Alvin Seymour Clorfeine 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).

  • Bi-static radar speed sensor
    Patent number: 4050071
    Abstract: A doppler speed sensor for a ground vehicle wherein errors due to perpendicular velocity and vehicle tilt relative to the ground surface are substantially eliminated by utilization of a first receiving antenna having a radiation pattern disposed facing forwardly and covering a portion of the ground surface, and a second receiving antenna having a radiation pattern disposed facing rearwardly and overlapping the first antenna radiation pattern on the ground surface portion.
    Type: Grant
    Filed: May 17, 1976
    Date of Patent: September 20, 1977
    Assignee: RCA Corporation
    Inventor: Alvin Seymour Clorfeine
  • Respiration monitor
    Patent number: 3993995
    Abstract: An apparatus for automatically monitoring the respiration of a subject requiring no physical connection to the subject. The use of such apparatus for automatically triggering an x-ray machine at instants of respiration extrema is also disclosed.
    Type: Grant
    Filed: December 8, 1975
    Date of Patent: November 23, 1976
    Assignee: RCA Corporation
    Inventors: Gerald Stanley Kaplan, Alvin Seymour Clorfeine