Granted Patent
Utility
US 6,433,793 · App. 09/291,310
Scrolling system of a display image
Inventor:
Katsuhiro Ootsuka
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Apr 15, 1999
Inventor
Katsuhiro Ootsuka
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.