Patents by Inventor Mitsumasa Komai

Mitsumasa Komai 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).

  • Vacuum deaerator
    Patent number: 3932150
    Abstract: A vacuum deaerator is provided with a plurality of low pressure chambers disposed in a multi-stage fashion. The pressures in the aforesaid low pressure chambers are so adjusted that the difference between the temperature at treated water which flows into respective low pressure chambers and the temperature in the low pressure chambers may be maintained constant.
    Type: Grant
    Filed: October 29, 1974
    Date of Patent: January 13, 1976
    Assignee: Agency of Industrial Science and Technology
    Inventors: Mitsumasa Komai, Toshio Sawa, Kenkichi Izumi