Granted Patent
Utility
US 6,484,233 · App. 09/294,662
Reproducing apparatus and method, program offering medium and storage medium
Inventors:
Yasushi Fujinami, Toshiya Hamada
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Apr 19, 1999
Inventors
Yasushi Fujinami
Toshiya Hamada
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.