Granted Patent
Utility
US 5,706,145 · App. 08/295,600
Apparatus and methods for audio tape indexing with data signals recorded in the guard band
Inventors:
Carl Hindman, Hing Y. Ngai
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Aug 25, 1994
Inventors
Carl Hindman
Hing Y. Ngai
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.