Granted Patent
Utility
US 6,633,444 · App. 09/948,853
Narrow band partial response signal processing apparatus, signal processing method and information storage apparatus
Inventors:
Hiroshi Uno, Kiichiro Kasai, Nobuyoshi Yamasaki
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Sep 7, 2001
Inventors
Hiroshi Uno
Kiichiro Kasai
Nobuyoshi Yamasaki
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.