Granted Patent
Utility
US 6,519,715 · App. 09/314,955
Signal processing apparatus and a data recording and reproducing apparatus including local memory processor
Inventors:
Terumi Takashi, Seiichi Mita, Atsushi Saito
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: May 20, 1999
Inventors
Terumi Takashi
Seiichi Mita
Atsushi 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.