Patents by Inventor Didier Catellani

Didier Catellani 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).

  • Method for setting a polyphase electric stepper motor
    Patent number: 6680597
    Abstract: A method for setting an electric motor, which includes, during a non-powering sequence of at least one of the motor phases, measuring on a predetermined time window, the induced voltage (Ti) in the non-powered phase and in comparing its mean value to a threshold value (Ts) to stop powering of the motor on the current sequence if the measured mean value is less than the threshold value.
    Type: Grant
    Filed: March 4, 2002
    Date of Patent: January 20, 2004
    Assignee: Societe Industrielle de Soncez, S.A.
    Inventors: Didier Catellani, Daniel Prudham