Patents by Inventor Kaiichi Murakawa

Kaiichi Murakawa 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).

  • Gas dissolved water producing apparatus and method thereof and ultrasonic cleaning equipment and method thereof
    Publication number: 20090139541
    Abstract: A gas dissolved water producing apparatus includes a gas dissolving section, a gas channel for guiding a gas into the dissolving section, a first water channel for guiding water into the dissolving section, a gas dissolved water discharge channel, and a second water channel for guiding the water without passing through the dissolving section. The second water channel joins the gas dissolved water discharge channel to control the solution gas dissolved in the gas dissolved water can be controlled to a prescribed level of concentration.
    Type: Application
    Filed: December 30, 2008
    Publication date: June 4, 2009
    Inventors: Suguru Ozawa, Ryoichi Shinjo, Minoru Harada, Takayuki Saito, Kenichi Sasaki, Kaiichi Murakawa, Kazuhide Shimamura