Granted Patent
Utility
US 6,091,823 · App. 08/797,209
Transaction processing system utilizing teletext broadcasting system and terminal used in the transaction processing systems
Inventors:
Hironori Hosomi, Makio Nagasaka, Tatsuo Okano
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Feb 11, 1997
Inventors
Hironori Hosomi
Makio Nagasaka
Tatsuo Okano
Assignee (at issue)
Fujitsu Limited
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.