Patents by Inventor Mario Canni Ferrari

Mario Canni Ferrari 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).

  • Electric broom
    Patent number: 5638572
    Abstract: The broom comprises a handle in the form of an elongated stick, a broom body fixed below to the handle, cleaning means born by the broom body and designed to collect dirt on a floor after dragging of the broom body on said floor. It is characterized in that it comprises a vacuum cleaner unit housed in the broom body provided with a suction mouth open at the bottom in a position adjacent to the cleaning means.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: June 17, 1997
    Assignee: Brain Wave S.r.l.
    Inventor: Cesare Mario Canni Ferrari
  • Pushbutton tuner
    Patent number: 4189949
    Abstract: The pushbutton tuner comprises a plurality of pushbutton assemblies arranged side by side parallel to each other. Each pushbutton assembly carries an abutment supporting member onto which there are provided two abutment members. Each abutment supporting member is mounted rotatably and angularly adjustable on the corresponding pushbutton assembly, and can be locked to any desired angular position with respect to the longitudinal axis of the pushbutton assembly.
    Type: Grant
    Filed: July 13, 1978
    Date of Patent: February 26, 1980
    Assignee: Ri-El Ricerche Elettroniche S.p.A.
    Inventors: Nardino Righi, Mario Canni Ferrari
  • Electric broom
    Patent number: D384506
    Type: Grant
    Filed: February 16, 1996
    Date of Patent: October 7, 1997
    Assignee: Daniels S.p.A.
    Inventor: Cesare Mario Canni Ferrari
  • Electric broom
    Patent number: D424263
    Type: Grant
    Filed: February 16, 1996
    Date of Patent: May 2, 2000
    Assignee: Royal Appliance Mfg. Co.
    Inventors: Cesare Mario Canni Ferrari, Timmy H. Y. Sin, Chung Chi Ping