Granted Patent
Utility
US 5,961,881 · App. 08/966,417
Liquid crystal composition and liquid crystal display element
Inventors:
Tugumiti Andou, Koichi Shibata, Shuichi Matsui, Kazutoshi Miyazawa, Hiroyuki Takeuchi, Yasusuke Hisatsune, Fusayuki Takeshita, Etsuo Nakagawa, Katsuhiko Kobayashi, Yoshitaka Tomi
Patented Case
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Granted: Oct 5, 1999
Filed: Nov 7, 1997
Inventors
Tugumiti Andou
Koichi Shibata
Shuichi Matsui
Kazutoshi Miyazawa
Hiroyuki Takeuchi
Yasusuke Hisatsune
Fusayuki Takeshita
Etsuo Nakagawa
Katsuhiko Kobayashi
Yoshitaka Tomi
Assignee (at issue)
Chisso Corporation
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.