Granted Patent
Utility
US 5,971,734 · App. 08/934,315
Mold for ball grid array semiconductor package
Inventor:
Young Yeob Moon
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Sep 19, 1997
Inventor
Young Yeob Moon
Assignees (at issue)
Anam Semiconductor
Amkor Technology, 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.