Granted Patent
Utility
US 6,130,734 · App. 08/873,789
Color LCD having particular parameters for LC layer, retarder, color polarizer align layer
Inventors:
Hiroyuki Fujita, Mitsuyoshi Hara, Takayoshi Hanami, Naofumi Yamauchi
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: Jun 12, 1997
Inventors
Hiroyuki Fujita
Mitsuyoshi Hara
Takayoshi Hanami
Naofumi Yamauchi
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.