Granted Patent
Utility
US 6,576,825 · App. 09/348,239
Audio reproduction apparatus for reproducing music information recorded on a digital disk
Inventors:
Youichi Yamada, Tomohiko Kimura, Hiroyuki Isobe, Gen Inoshita, Ko Atsumi
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Jul 6, 1999
Inventors
Youichi Yamada
Tomohiko Kimura
Hiroyuki Isobe
Gen Inoshita
Ko Atsumi
Assignee (at issue)
Pioneer Electronic Corporation
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.