Granted Patent
Utility
US 6,777,787 · App. 09/814,057
Semiconductor device with warp preventing board joined thereto
Inventor:
Kazutaka Shibata
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Mar 22, 2001
Inventor
Kazutaka Shibata
Assignee (at issue)
ROHM CO., LTD.
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.