Granted Patent
Utility
US 6,603,337 · App. 10/035,082
Duty cycle correction circuit
Inventor:
Seong Ik Cho
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Dec 28, 2001
Inventor
Seong Ik Cho
Assignee (at issue)
SK hynix 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.