Patents by Inventor Kui-Piao Ruo

Kui-Piao Ruo 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: 5210885
    Abstract: An anal region rinsing system including a water outlet pipe connected to a water piping system through a control valve and a water heater and movably retained to the lavatory seat of a flushing system at the bottom by two axle holders, the water outlet pipe having a nozzle tube connected to the water outlet hole thereof, a guard mounted on the lavatory seat to protect the nozzle tube against contamination, a lever coupled to the water outlet pipe at an opposite end and controlled to move the nozzle tube out of the guard into the operative position, and a return spring to automatically pull the nozzle tube back into the guard.
    Type: Grant
    Filed: June 10, 1992
    Date of Patent: May 18, 1993
    Assignees: Min-Yang Ruo, Jan-Ling Ruo, Hui-Ping Ruo
    Inventor: Kui-Piao Ruo