Granted Patent
Utility
US 6,633,681 · App. 09/310,961
Shape information coder and decoder dividing shape information into lower-resolution subsets
Inventor:
Yoshihiro Ueda
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: May 13, 1999
Inventor
Yoshihiro Ueda
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.