Patents by Inventor Ken-ichi Takatori

Ken-ichi Takatori 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: 5504604
    Abstract: A liquid crystal display element including a first supporting substrate having a first orienting film for controlling liquid crystal molecules so that the molecules in adjacent orienting domains out of a plurality of orienting domains that are formed by dividing one display unit are oriented in directions that make an angle of 180.degree. with each other, a second supporting substrate having a second orienting film, and facing the first supporting substrate for controlling liquid crystal molecules so that the molecules are oriented in directions that make an angle of 90.degree. with the direction of orientation provided by the first orienting film, and setting a pretilt angle given to the molecules by the first orienting film at a value that is equal to or larger than that given to the molecules by the second orienting film. The second supporting substrate has the alignment in both regions in the same direction.
    Type: Grant
    Filed: August 9, 1994
    Date of Patent: April 2, 1996
    Assignee: NEC Corporation
    Inventors: Ken-Ichi Takatori, Yoshihiko Hirai, Ken Sumiyoshi