Granted Patent
Utility
US 6,507,062 · App. 10/013,402
Capacitor for semiconductor memory device
Inventor:
Jae Hyun Joo
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Dec 13, 2001
Inventor
Jae Hyun Joo
Assignee (at issue)
Hyundai Electronics Co., 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.