IP Library Granted Patent US 4,552,684
Granted Patent Utility
US 4,552,684 · App. 06/586,981

Dichroic dye and liquid crystalline composition for color display

Inventors: Yasuyuki Yamada, Tsutomu Nishizawa, Tamio Mikoda, Tooru Miyahara, Masaharu Kikutsugi
Patented Case View Patent ↗
Granted: Nov 12, 1985 Filed: Mar 7, 1984
Inventors
Yasuyuki Yamada
Tsutomu Nishizawa
Tamio Mikoda
Tooru Miyahara
Masaharu Kikutsugi
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated

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Quick Facts
Patent No.
US 4,552,684
App. No.
06/586,981
Filed
1984-03-07
Granted
1985-11-12
Kind
A