Granted Patent
Utility
US 6,643,208 · App. 10/347,220
Semiconductor integrated circuit device having hierarchical power source arrangement
Inventors:
Tadato Yamagata, Kazutami Arimoto, Masaki Tsukude
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Jan 21, 2003
Inventors
Tadato Yamagata
Kazutami Arimoto
Masaki Tsukude
Assignee (at issue)
MITSUBISHI ELECTRIC 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.