Granted Patent
Utility
US 5,029,022 · App. 07/294,077
Method of storing data on recording tape
Inventors:
Kentaro Odaka, Yoshizumi Inazawa, Brian A. Milthorp, Bruce A. Thompson
Patented Case
View Patent ↗
Granted: Jul 2, 1991
Filed: Jan 5, 1989
Inventors
Kentaro Odaka
Yoshizumi Inazawa
Brian A. Milthorp
Bruce A. Thompson
Assignees (at issue)
Hewlett-Packard Company, L.P.
SONY GROUP 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.