Patents by Inventor Takeji Shiokawa

Takeji Shiokawa 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).

  • Slide table
    Patent number: 4995711
    Abstract: A slide table includes an inner member, an outer member fitted at least partly over the inner member, air bearings provided between the inner and outer members, and a motor means having a coil connected to the outer member to drive the same.
    Type: Grant
    Filed: December 14, 1989
    Date of Patent: February 26, 1991
    Assignees: Hitachi, Ltd., Hitachi Construction Machinery Co., Ltd.
    Inventors: Kuninori Imai, Takeji Shiokawa, Shigeo Kato, Isao Ishikawa, Toshimichi Ikeda, Kan Otake