Granted Patent
Utility
US 6,310,672 · App. 09/290,221
Color display device having filterless areas
Inventors:
Yoshio Koike, Manabu Sawasaki
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Apr 13, 1999
Inventors
Yoshio Koike
Manabu Sawasaki
Assignee (at issue)
Fujitsu Limited
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.