Granted Patent
Utility
US 6,072,450 · App. 08/976,217
Display apparatus
Inventors:
Hiroyasu Yamada, Tomoyuki Shirasaki, Yoshihiro Kawamura
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Nov 21, 1997
Inventors
Hiroyasu Yamada
Tomoyuki Shirasaki
Yoshihiro Kawamura
Assignee (at issue)
CASIO COMPUTER 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.