Granted Patent
Utility
US 6,781,242 · App. 10/307,279
Thin ball grid array package
Inventors:
Chun Ho Fan, Kwok Cheung Tsang, William Lap Keung Chow
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Dec 2, 2002
Inventors
Chun Ho Fan
Kwok Cheung Tsang
William Lap Keung Chow
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.