Patents by Inventor Hitoshi Tamazumi

Hitoshi Tamazumi 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).

  • Solvent recovery system
    Patent number: 4800655
    Abstract: A solvent recovery system in a low temperature dryer constructed so that hot air is blown into a tumbler housing from a heater, and through a tumbler drum to a cooler in a condenser compressor, a gas evaporator, a gas condenser coil, an expansion valve, and valves and piping provide the circulation of cooled and pressurized refrigerant between the heater and the cooler.
    Type: Grant
    Filed: June 3, 1987
    Date of Patent: January 31, 1989
    Assignee: Elze Company, Ltd.
    Inventors: Tetsuya Mori, Hitoshi Tamazumi