Granted Patent
Utility
US 6,657,282 · App. 10/097,816
Semiconductor device having a ball grid array and a fabrication process thereof
Inventors:
Norio Fukasawa, Hirohisa Matsuki, Kenichi Nagashige, Yuzo Hamanaka, Muneharu Morioka
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Mar 15, 2002
Inventors
Norio Fukasawa
Hirohisa Matsuki
Kenichi Nagashige
Yuzo Hamanaka
Muneharu Morioka
Assignee (at issue)
Fujitsu Limited
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.