Patents by Inventor Yuichi Schimizu

Yuichi Schimizu 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).

  • Vacuum cleaner with dust bag retention flaps
    Patent number: 6151751
    Abstract: A vacuum cleaner is provided including a nozzle assembly, an agitator brush mounted for relative rotation on the nozzle assembly, a motor and fan assembly carried on the vacuum cleaner and a handle and canister assembly pivotally mounted to the nozzle assembly. The handle and canister assembly includes a cavity for holding a dust bag, a removable access door for accessing the cavity and a retention flap across the corner of the access opening for engaging and retaining the dust bag fully in the cavity when the access door is installed following dust bag replacement. Preferably, one retention flap is provided at each corner of the access opening.
    Type: Grant
    Filed: May 5, 1999
    Date of Patent: November 28, 2000
    Assignee: Matsushita Electric Corporation of America
    Inventors: Michael J. McCormick, Yuichi Schimizu