Patents Assigned to Ai Shi Denshi Kogyo Kabushiki Kaisha
  • Method and device for roasting coffee beans
    Patent number: 4925682
    Abstract: A simple coffee bean roasting device as disclosed which can be used as a container to store coffee beans in an airtight condition and is also capable of roasting the coffee beans easily and quickly by use of a home-use gas heater. The coffee bean roasting device is simple in structure and it is composed of a container of aluminum foil, a cover of a transparent cellophane, and a handle.
    Type: Grant
    Filed: January 31, 1989
    Date of Patent: May 15, 1990
    Assignee: Ai Shi Denshi Kogyo Kabushiki Kaisha
    Inventor: Isamu Miya