Patents by Inventor Seiichi Kawauchi

Seiichi Kawauchi 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).

  • Blower
    Patent number: 5266004
    Abstract: A blower having a base, a main body which has an air inlet opening and an air blowing opening and which is rotatably mounted on a base, a fan disposed in the main body to make air entering the main body through the air inlet opening flow out of the main body through the air blowing opening, a motor for rotating the fan, an automatic rotation mechanism for rotating the main body through 360.degree. or more relative to the base, and an automatic oscillation mechanism for changing over the normal-direction and reverse-direction rotations of the main body on the base in a predetermined angular range.
    Type: Grant
    Filed: March 18, 1991
    Date of Patent: November 30, 1993
    Assignees: Hitachi, Ltd., Hitachi Taga Technology Ltd.
    Inventors: Yasuo Tsumurai, Seiichi Kawauchi, Masato Saitoh, Shiyuji Abiko, Kazuharu Suzuki