Patents Assigned to NEC LCD Tecnologies, Ltd.
  • Active matrix substrate having column spacers integral with protective layer and process for fabrication thereof
    Patent number: 7026100
    Abstract: An active matrix substrate forms a liquid crystal display panel together with a counter substrate and liquid crystal filling a gap therebetween, and color filters are covered with an overcoat layer of photo-sensitive acrylic resin, wherein column spacers of the photo-sensitive acrylic resin project from the overcoat layer so that the column spacers are hardly separated from the overcoat layer in a rubbing for producing an orientation layer.
    Type: Grant
    Filed: April 9, 2003
    Date of Patent: April 11, 2006
    Assignee: NEC LCD Tecnologies, Ltd.
    Inventors: Shinichi Nakata, Yuji Yamamoto, Mamoru Okamoto, Michiaki Sakamoto, Hironori Kikkawa, Muneo Maruyama