Granted Patent
Utility
US 6,513,049 · App. 09/259,311
Data processing method, recording medium, and data processing apparatus
Inventor:
Koichi Moriyama
Patented Case
View Patent ↗
Granted: Jan 28, 2003
Filed: Mar 1, 1999
Inventor
Koichi Moriyama
Assignee (at issue)
SONY GROUP 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.