Patents by Inventor Kouichi Muta

Kouichi Muta 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: 5794297
    Abstract: A cleaning member having reduced manufacturing cost is provided for effectively sweeping out fine dust, pieces of thread, pieces of cotton waste and the like, and otherwise improving dust collecting performance. The cleaning members for cleaning areas nearby walls are fitted to a floor cleaner that stirs up dust on the surface of a floor by means of a rotary member mounted on its main body casing. The floor cleaner receives and contains the stirred-up dust in dust collecting chambers. The cleaning member includes a mounting section which is molded integrally from a soft and flexible material and which is for mounting the cleaning member onto the main body casing, and at least one downwardly extending plate.
    Type: Grant
    Filed: March 29, 1995
    Date of Patent: August 18, 1998
    Assignee: Hoky Contico, L.L.C.
    Inventor: Kouichi Muta
  • Patent number: 5426809
    Abstract: A wiping instrument can clean places which previously have been difficult to clean is arranged such that a ground contact pressure of a wiping cloth per unit area is allowed to increase, and further a wiping cloth on the instrument can scrub the surface to be cleaned so as to follow irregularities existing on the surface to be cleaned. Accordingly, the wiping instrument provides a wiping cloth which is attached to the bottom of a base plate portion provided with a handle. The wiping operation is performed by moving the wiping cloth over a surface to be cleaned. The base plate portion is made of a rigid material and a plurality of elastic projections are erected on substantially all of the surface of the bottom of the base plate portion. The wiping cloth is attached to the bottom of the base plate portion so as to cover a plurality of the elastic projections.
    Type: Grant
    Filed: September 3, 1993
    Date of Patent: June 27, 1995
    Assignee: Kabushiki Kaisha Hoky
    Inventor: Kouichi Muta