Granted Patent
Utility
US 6,069,856 · App. 08/975,670
Information recording/reproduction method and apparatus using EPRML connection processing system using concatenated demodulators
Inventors:
Seiichi Mita, Terumi Takashi, Naoki Satoh
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Nov 28, 1997
Inventors
Seiichi Mita
Terumi Takashi
Naoki Satoh
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.