Granted Patent
Utility
US 5,812,929 · App. 08/673,323
Bidirectional cable television system, cable television distributing device and processing terminal device
Inventors:
Seiji Tsutsui, Shigeru Oizumi, Tomoyoshi Suzuki
Patented Case
View Patent ↗
Granted: Sep 22, 1998
Filed: Jun 28, 1996
Inventors
Seiji Tsutsui
Shigeru Oizumi
Tomoyoshi Suzuki
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.