Patents by Inventor Sakae Arai

Sakae Arai 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).

  • Activated gas generator
    Patent number: 4207452
    Abstract: An activated gas generator which comprises a microwave absorber containing, for example, water and surrounding a dielectric tube concurrently to absorb microwaves leaking along the dielectric tube and also cool it. The dielectric tube is formed in a gas pipe which extends through a microwave irradiation furnace and which is connectable at a raw gas source and at its other end to a reaction chamber and a vacuum pump. The microwave absorber is mounted at least to a portion of the tube adjacent to the reaction chamber and vacuum pump.
    Type: Grant
    Filed: April 19, 1978
    Date of Patent: June 10, 1980
    Assignee: Tokyo Shibaura Electric Co., Ltd.
    Inventor: Sakae Arai