Granted Patent
Utility
US 6,800,948 · App. 10/197,832
Ball grid array package
Inventors:
Chun Ho Fan, Joseph Martin, Ming Wang Sze, Tak Sang Yeung
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Jul 19, 2002
Inventors
Chun Ho Fan
Joseph Martin
Ming Wang Sze
Tak Sang Yeung
Assignee (at issue)
A-SAT 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.