Patents by Inventor Tatuki Wade

Tatuki Wade 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).

  • Optical pickup device
    Patent number: 5517362
    Abstract: An optical pickup device operates to irradiate a disk with an optical beam from a light source by an objective lens and to detect the beam reflected from the disk by a light receiving element. A frame is provided for said device having an optical element fixed therein. The frame is formed with a press-fit hole into which the light source is press-fit and fixed so as to adjust the press-fit depth, thereby adjusting alignment between the optical pickup device and the disk.
    Type: Grant
    Filed: April 20, 1994
    Date of Patent: May 14, 1996
    Assignee: Sankyo Seiki Mfg. Co., Ltd.
    Inventors: Ikuo Kasuga, Tatuki Wade, Akira Miyamae