Granted Patent
Utility
US 6,154,682 · App. 09/119,643
Self-checking circuit in microwave equipment
Inventor:
Jae Kyoon Yi
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Jul 21, 1998
Inventor
Jae Kyoon Yi
Assignee (at issue)
LG Information & Communications, Ltd.
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.