Granted Patent
Utility
US 5,500,384 · App. 08/294,333
Method for manufacturing a bit line via hole in a memory cell
Inventor:
Hanno Melzner
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Aug 23, 1994
Inventor
Hanno Melzner
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.