Patents by Inventor Michio Seshimo

Michio Seshimo 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).

  • Beverage extraction device
    Patent number: 5297472
    Abstract: A beverage extraction machine in which powdered material such as coffee is mixed with hot water in an extraction chamber which is mounted over a beverage receiver with a filter mounted between them. High pressure air is supplied into the beverage receiver and passes up through the filter to agitate the hot water and powdered material in the extraction chamber. Then air is sucked from the beverage receiver and drums the brewed coffee from the extraction chamber through the filter into the beverage receiver where it is discharged to a cup. A pressure sensor can be used to control the application of the high and low pressure air.
    Type: Grant
    Filed: September 29, 1992
    Date of Patent: March 29, 1994
    Assignee: VKI Technologies, Inc.
    Inventors: Mitsuo Suzuki, Hisashi Karasawa, Michio Seshimo