Granted Patent
Utility
US 6,545,349 · App. 09/779,609
Semiconductor device
Inventors:
Akihiko Iwaya, Tamaki Wada, Masachika Masuda
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Feb 9, 2001
Inventors
Akihiko Iwaya
Tamaki Wada
Masachika Masuda
Assignees (at issue)
HITACHI, LTD.
Hitachi Ulsi Systems 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.