Patents by Inventor Donald Wem

Donald Wem 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).

  • Personal lifting assembly
    Patent number: 9370458
    Abstract: A personal lifting includes a housing that may be positioned on a support surface. The housing is divided into an upper half and a lower half of the housing. A motor is coupled to the lower half of the housing. A pump is coupled to the lower half of the housing and the motor. A scissor lift is coupled between the top and bottom halves of the housing. A piston is coupled between the bottom half of the housing and the scissor lift. The piston urges the scissor lift in a lifting position. The scissor lift may lift a user lying on the upper half of the housing. The piston urges the scissor lift in a lowering position. A handle is coupled to the top half of the housing. An actuator is coupled to the handle and the motor. The actuator actuates and de-actuates the motor.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: June 21, 2016
    Inventor: Donald Wem
  • Personal Lifting Assembly
    Publication number: 20160128884
    Abstract: A personal lifting includes a housing that may be positioned on a support surface. The housing is divided into an upper half and a lower half of the housing. A motor is coupled to the lower half of the housing. A pump is coupled to the lower half of the housing and the motor. A scissor lift is coupled between the top and bottom halves of the housing. A piston is coupled between the bottom half of the housing and the scissor lift. The piston urges the scissor lift in a lifting position. The scissor lift may lift a user lying on the upper half of the housing. The piston urges the scissor lift in a lowering position. A handle is coupled to the top half of the housing. An actuator is coupled to the handle and the motor. The actuator actuates and de-actuates the motor.
    Type: Application
    Filed: November 6, 2014
    Publication date: May 12, 2016
    Inventor: Donald Wem