Granted Patent
Utility
US 6,740,555 · App. 09/408,248
Semiconductor structures and manufacturing methods
Inventors:
Helmut Tews, Alexander Michaelis, Stephan Kudelka, Uwe Schroeder, Raj Jammy, Ulrike Gruening
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Sep 29, 1999
Inventors
Helmut Tews
Alexander Michaelis
Stephan Kudelka
Uwe Schroeder
Raj Jammy
Ulrike Gruening
Assignees (at issue)
Infineon Technologies AG
International Business Machines Corporation
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.