Granted Patent
Utility
US 5,821,622 · App. 08/633,346
Liquid crystal display device
Inventors:
Yoshiko Tsuji, Mitsushi Ikeda, Hisao Toeda, Yoshifumi Ogawa, Toshiyuki Oka
Patented Case
View Patent ↗
Granted: Oct 13, 1998
Filed: Apr 17, 1996
Inventors
Yoshiko Tsuji
Mitsushi Ikeda
Hisao Toeda
Yoshifumi Ogawa
Toshiyuki Oka
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.