Granted Patent
Utility
US 6,275,241 · App. 09/150,252
High speed image drawing apparatus for displaying three dimensional images
Inventor:
Hidenori Tanaka
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: Sep 10, 1998
Inventor
Hidenori Tanaka
Assignee (at issue)
NEC CORPORATION
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.