Granted Patent
Utility
US 6,092,082 · App. 09/018,917
Digital audio recorder and player with address backup function
Inventor:
Katsuya Maruyama
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Feb 5, 1998
Inventor
Katsuya Maruyama
Assignee (at issue)
Oki Micro Design Miyazaki Co., 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.