Granted Patent
Utility
US 5,610,608 · App. 08/352,253
Method of recording signal, method of reproducing signal, and method of recording/reproducing signal
Inventors:
Kunio Yamada, Yasuyuki Fukutomi
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: Dec 8, 1994
Inventors
Kunio Yamada
Yasuyuki Fukutomi
Assignee (at issue)
Nippon Precision Circuits Inc.
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.