Granted Patent
Utility
US 6,150,210 · App. 09/272,218
Memory cell that includes a vertical transistor and a trench capacitor
Inventor:
Norbert Arnold
Patented Case
View Patent ↗
Granted: Nov 21, 2000
Filed: Mar 18, 1999
Inventor
Norbert Arnold
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.