Granted Patent
Utility
US 6,091,672 · App. 09/241,502
Adapter for coupling audio signals to front-loading or side-loading cassette playback decks, and method for using same
Inventor:
Sang-Hoon Oh
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Feb 1, 1999
Inventor
Sang-Hoon Oh
Assignee (at issue)
Coby Electronics Corp.
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.