Patents by Inventor Hentianarisoa Ratouth

Hentianarisoa Ratouth 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).

  • Tachometer apparatus and method for motor velocity measurement
    Patent number: 7075290
    Abstract: A method and apparatus for determining the velocity of a rotating device is described herein. The apparatus includes a magnet assembly affixed to a rotating shaft of a rotating device and a circuit assembly. The circuit assembly includes a circuit interconnection having a sense coil and sensors affixed thereto. The circuit assembly is adapted to be in proximity to the magnet assembly, wherein the magnet assembly combines with the circuit assembly to form an air core electric machine such that voltages generated from the sense coil exhibits an amplitude proportional to the velocity.
    Type: Grant
    Filed: July 26, 2002
    Date of Patent: July 11, 2006
    Assignee: Delphi Technologies, Inc.
    Inventors: Steven James Collier-Hallman, Philip G. Bright, Clane J. Cammin, Hentianarisoa Ratouth