Granted Patent
Utility
US 6,729,427 · App. 09/506,247
Locking state detecting apparatus of vehicle's buckle
Inventor:
Heon-jeong Do
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Feb 17, 2000
Inventor
Heon-jeong Do
Assignee (at issue)
Delphi Automotive Systems Sungwoo 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.