Patents by Inventor Nassif E. Rayess

Nassif E. Rayess 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).

  • Patent number: 10787342
    Abstract: A wheelchair lift apparatus that includes a stand that includes a pair of inclined rails; and a platform adapted to carry a wheelchair, wherein the platform includes a driving portion and a driven portion for moving the platform along the rails, wherein, when the driving portion actuates the driven portion in a first direction, the platform ascends along the rails, wherein, when the driving portion actuates the driven portion in a second and opposite direction, the platform descends along the rails.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: September 29, 2020
    Assignee: Wheelchair Escalators, LLC
    Inventors: Raymond N. Okonski, Nassif E. Rayess, Darrell K. Kleinke, Christopher M. Sassak, George Taro, Evan Jeffries
  • Publication number: 20180086601
    Abstract: A wheelchair lift apparatus that includes a stand that includes a pair of inclined rails; and a platform adapted to carry a wheelchair, wherein the platform includes a driving portion and a driven portion for moving the platform along the rails, wherein, when the driving portion actuates the driven portion in a first direction, the platform ascends along the rails, wherein, when the driving portion actuates the driven portion in a second and opposite direction, the platform descends along the rails.
    Type: Application
    Filed: September 27, 2016
    Publication date: March 29, 2018
    Inventors: Raymond N. Okonski, Nassif E. Rayess, Darrell K. Kleinke, Christopher M. Sassak, George Taro, Evan Jeffries
  • Patent number: 8856981
    Abstract: A stability controlled assistive lifting harness apparatus is provided which includes a frame, an actuator attached to said frame, a lifting harness configured to support a user and to be raised and lowered by said actuator, said lifting harness being provided with at least one surface pressure sensor located within the lifting harness which measures a force applied to a user by the lifting harness, a harness tension sensor which measures a force applied to the lifting harness by said motor, and a controller which receives outputs from said surface pressure sensor and said harness tension sensor and controls operation of said actuator based on the outputs of the surface pressure sensor and the harness tension sensor. The controller controls operation of the actuator from moving a user between said positions.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: October 14, 2014
    Assignee: University of Detroit Mercy
    Inventors: Nassif E. Rayess, Sandra A. Yost, Obafemi Osunfisan, Raymond Slowik, Mark Fazi