Granted Patent
Utility
US 5,719,943 · App. 08/409,804
Digital information signal transmitting/receiving method and system
Inventors:
Nobutaka Amada, Shigeru Yamazaki, Takaharu Noguchi, Hideo Nishijima, Hiroaki Ono, Hiroo Okamoto, Hitoaki Owashi, Takao Arai, Yuji Hatanaka, Seiichi Saito
Patented Case
View Patent ↗
Granted: Feb 17, 1998
Filed: Mar 24, 1995
Inventors
Nobutaka Amada
Shigeru Yamazaki
Takaharu Noguchi
Hideo Nishijima
Hiroaki Ono
Hiroo Okamoto
Hitoaki Owashi
Takao Arai
Yuji Hatanaka
Seiichi Saito
Assignee (at issue)
HITACHI, LTD.
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.