Granted Patent
Utility
US 5,646,994 · App. 08/606,493
Method and apparatus for recording sensor data
Inventor:
Brian Hill
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Mar 4, 1996
Inventor
Brian Hill
Assignee (at issue)
Prime Facie, Inc.
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.