Granted Patent
Utility
US 4,495,083 · App. 06/195,860
Guest-host type liquid crystal composition and liquid crystal display device using the same
Inventors:
Shuji Imazeki, Akio Mukoh, Hirosada Morishita, Seiichi Imahori, Masaharu Kaneko, Hitoshi Ono
Patented Case
View Patent ↗
Granted: Jan 22, 1985
Filed: Oct 10, 1980
Inventors
Shuji Imazeki
Akio Mukoh
Hirosada Morishita
Seiichi Imahori
Masaharu Kaneko
Hitoshi Ono
Assignees (at issue)
HITACHI, LTD.
Mitsubishi Chemical Industries, 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.