Granted Patent
Utility
US 6,812,931 · App. 10/191,665
Rendering process
Inventor:
Shinya Wada
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Jul 9, 2002
Inventor
Shinya Wada
Assignee (at issue)
SONY COMPUTER ENTERTAINMENT INC.
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.