Granted Patent
Utility
US 6,593,922 · App. 09/538,279
Computer readable recording medium having programs for three-dimensional computer image processing stored thereon, graduation rendering processing method, and video game device
Inventor:
Toshinori Shimono
Patented Case
View Patent ↗
Granted: Jul 15, 2003
Filed: Mar 30, 2000
Inventor
Toshinori Shimono
Assignee (at issue)
Rolling Square
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.