Granted Patent
Utility
US 5,937,288 · App. 08/884,860
CMOS integrated circuits with reduced substrate defects
Inventors:
Johann Alsmeier, Klaus Wangemann
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Jun 30, 1997
Inventors
Johann Alsmeier
Klaus Wangemann
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.