Granted Patent
Utility
US 5,712,694 · App. 08/528,114
LCD comprising a light separating element including a cholesteric liquid crystal sheet
Inventors:
Kazuki Taira, Yoshinori Higuchi
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Sep 14, 1995
Inventors
Kazuki Taira
Yoshinori Higuchi
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.