Granted Patent
Utility
US 6,812,911 · App. 09/989,171
Liquid crystal display device
Inventors:
Tatsuo Makishima, Shinichi Iwasaki, Masaaki Kitajima, Yoshio Oowaki, Koji Takahashi, Shunsuke Morishita
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Nov 21, 2001
Inventors
Tatsuo Makishima
Shinichi Iwasaki
Masaaki Kitajima
Yoshio Oowaki
Koji Takahashi
Shunsuke Morishita
Assignees (at issue)
HITACHI, LTD.
Hitachi Device Engineering Co., Ltd.
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.