Granted Patent
Utility
US 5,378,913 · App. 08/119,704
MOS transistor having three gate electrodes
Inventor:
Harald Hoeltge
Patented Case
View Patent ↗
Granted: Jan 3, 1995
Filed: Sep 10, 1993
Inventor
Harald Hoeltge
Assignee (at issue)
Siemens Aktiengesellschaft
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.