Granted Patent
Utility
US 5,551,280 · App. 08/511,694
Multi purpose shock sensor
Inventor:
Sang Moon Lee
Patented Case
View Patent ↗
Granted: Sep 3, 1996
Filed: Aug 4, 1995
Inventor
Sang Moon Lee
Assignees (at issue)
Sang Ho Lee
Ja-Young Yoon
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.