Patents by Inventor Robert Lidström

Robert Lidström 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).

  • Dismountable helicopter
    Patent number: 9067677
    Abstract: An unmanned aerial vehicle helicopter including a dismountable tail section including a torque compensating rotor. Power transmission from the motor to the torque compensating rotor is accomplished by pulley-and-belt drive arrangements.
    Type: Grant
    Filed: December 2, 2009
    Date of Patent: June 30, 2015
    Assignee: SAAB AB
    Inventors: Per-Erik Cardell, Kjell Stenbom, Robert Lidström
  • DISMOUNTABLE HELICOPTER
    Publication number: 20120298792
    Abstract: An unmanned aerial vehicle helicopter including a dismountable tail section including a torque compensating rotor. Power transmission from the motor to the torque compensating rotor is accomplished by pulley-and-belt drive arrangements.
    Type: Application
    Filed: December 2, 2009
    Publication date: November 29, 2012
    Inventors: Per-Erik Cardell, Kjell Stenbom, Robert Lidström