Granted Patent
Utility
US 6,323,921 · App. 09/655,726
Color filter substrate and liquid crystal display device
Inventors:
Shoichi Kurauchi, Daisuke Miyazaki, Hitoshi Hatoh, Teruyuki Midorikawa
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Sep 5, 2000
Inventors
Shoichi Kurauchi
Daisuke Miyazaki
Hitoshi Hatoh
Teruyuki Midorikawa
Assignee (at issue)
Kabushiki Kaisha Toshiba
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.