Patents by Inventor Takatoshi Kira

Takatoshi Kira 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).

  • Patent number: 6577373
    Abstract: This invention has its objects to provide a liquid crystal display exhibiting excellent display quality having good contrast which quality is not influenced by light leakage resulting from spacers due to the fact that most of the spacers are arranged under a black matrix. This invention is related to a liquid crystal display having a liquid crystal injected into a gap between two substrates arranged to oppose each other through spacers, wherein at least one of said two substrates is a substrate on which a black matrix is formed; at least one of the two substrates is a substrate constituted by aligning a plurality of transparent electrodes; not less than 50% of the spacers are arranged just under a position of the black matrix; and the spacers arranged just under the position of the black matrix are arranged along the transparent electrodes.
    Type: Grant
    Filed: March 22, 2000
    Date of Patent: June 10, 2003
    Assignees: Sekisui Chemical Co., Ltd., Sharp Kabushiki Kaisha
    Inventors: Akihiko Tateno, Hiroyuki Nakatani, Kazuya Yoshimura, Makoto Nakahara, Daisuke Ikesugi, Takatoshi Kira