Granted Patent
Utility
US 6,147,509 · App. 09/140,654
Semiconductor logical device capable of circuit switching without being influenced by transitional effects
Inventor:
Setsuya Oku
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Aug 26, 1998
Inventor
Setsuya Oku
Assignee (at issue)
NEC 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.