Granted Patent
Utility
US 5,612,450 · App. 08/441,740
Liquid crystal aligning agent and liquid crystal display device
Inventors:
Shigeaki Mizushima, Noriko Watanabe, Hiroko Iwagoe, Seiji Makino, Sigeo Kawamura, Yusuke Tsuda, Nobuo Bessho
Patented Case
View Patent ↗
Granted: Mar 18, 1997
Filed: May 16, 1995
Inventors
Shigeaki Mizushima
Noriko Watanabe
Hiroko Iwagoe
Seiji Makino
Sigeo Kawamura
Yusuke Tsuda
Nobuo Bessho
Assignees (at issue)
Japan Synthetic Rubber Corporation
SHARP KABUSHIKI KAISHA
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.