Granted Patent
Utility
US 6,043,531 · App. 09/035,385
Method for producing bridged, doped zones
Inventors:
Matthias Stecher, Tim Gutheit, Werner Schwetlick
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Mar 5, 1998
Inventors
Matthias Stecher
Tim Gutheit
Werner Schwetlick
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.