Patents by Inventor Ryou Nishima

Ryou Nishima 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).

  • Projection device having first and second green-light modulation means
    Patent number: 6874890
    Abstract: A projecting a plurality of red pixels, green pixels, and blue pixels to display a color image on a screen. First and second green pixels differing in their positions correspond to red and blue pixels projected on the screen.
    Type: Grant
    Filed: May 6, 2003
    Date of Patent: April 5, 2005
    Assignee: Nippon Hoso Kyokai
    Inventors: Yasuyuki Haino, Ryou Nishima, Katsuyuki Shudo, Masaru Kanazawa, Koichi Hamada, Fumio Okano
  • Projection system
    Publication number: 20040012761
    Abstract: The projection system of the present invention projects a plurality of red pixels, green pixels, and blue pixels to display a color image on a screen by projecting. In the projection system of the present invention, first and second green pixels differing in their positions correspond to red and blue pixels projected on the screen.
    Type: Application
    Filed: May 6, 2003
    Publication date: January 22, 2004
    Inventors: Yasuyuki Haino, Ryou Nishima, Katsuyuki Shudo, Masaru Kanazawa, Koichi Hamada, Fumio Okano
  • Magnetic recording and reproducing apparatus
    Patent number: 6236800
    Abstract: A recording and reproducing apparatus has a rotary drum on which at least two rotary magnetic heads are mounted with 180 degree-symmetry to a center shaft of the drum. One of the magnetic heads has a magnetic gap set with an azimuth angle of 90 degrees or less in a clockwise direction to a track width direction on a magnetic tape. The other magnetic head has a magnetic gap set with an azimuth angle of 90 degrees or less in a clockwise direction to the track width direction.
    Type: Grant
    Filed: July 16, 1998
    Date of Patent: May 22, 2001
    Assignee: Victor Company of Japan, Ltd.
    Inventors: Ryou Nishima, Naoto Hirohata