Patents by Inventor Toshinori Iwasa

Toshinori Iwasa 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).

  • Liquid crystal displaying apparatus and method for manufacturing array substrate used therefor
    Publication number: 20010048499
    Abstract: A liquid crystal displaying apparatus high in display quality is provided which is high in aperture ratio and is free from the cross talk. In an liquid crystal displaying apparatus of the present invention, having an array substrate provided with a plurality of scanning wirings and a plurality of signal wirings, active elements, pixel electrodes, and a first alignment film, and an counter substrate provided with a common electrode and a second alignment film, and a liquid crystal layer where the liquid crystal molecule is aligned by the first and second alignment films positioned on a space between the array substrate and the counter substrate, a third alignment film where mutually different distortion is given to the liquid crystal molecule is formed about the intermediate region between the adjacent pixel electrodes.
    Type: Application
    Filed: August 6, 2001
    Publication date: December 6, 2001
    Applicant: MITSUBISHI DENKI KABUSHIKI KAISHA
    Inventors: Yoshinori Numano, Akira Tsumura, Toshinori Iwasa, Masaya Mizunuma
  • Liquid crystal display device having intermediate alignment film in a region between adjacent pixels
    Patent number: 6313898
    Abstract: A liquid crystal displaying apparatus high in display quality is provided which is high in aperture ratio and is free from the cross talk. In an liquid crystal displaying apparatus of the present invention, having an array substrate provided with a plurality of scanning wirings and a plurality of signal wirings, active elements, pixel electrodes, and a first alignment film, and an counter substrate provided with a common electrode and a second alignment film, and a liquid crystal layer where the liquid crystal molecule is aligned by the first and second alignment films positioned on a space between the array substrate and the counter substrate, a third alignment film where mutually different distortion is given to the liquid crystal molecule is formed about the intermediate region between the adjacent pixel electrodes.
    Type: Grant
    Filed: December 15, 1998
    Date of Patent: November 6, 2001
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Yoshinori Numano, Akira Tsumura, Toshinori Iwasa, Masaya Mizunuma