Granted Patent
Utility
US 6,271,901 · App. 09/254,642
Liquid crystal display device with two reflective polarizers providing metallic appearance effects
Inventors:
Masafumi Ide, Takashi Akiyama, Kanetaka Sekiguchi, Masami Kikuchi, Yuichi Akiba, Koji Nakagawa, Takashi Toida
Patented Case
View Patent ↗
Granted: Aug 7, 2001
Filed: Mar 11, 1999
Inventors
Masafumi Ide
Takashi Akiyama
Kanetaka Sekiguchi
Masami Kikuchi
Yuichi Akiba
Koji Nakagawa
Takashi Toida
Assignee (at issue)
CITIZEN WATCH CO., 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.