HW

Helga Weiss

IBM: 11 patents #9,995 of 70,183Top 15%
Overall (All Time): #472,632 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6218264 Method of producing a calibration standard for 2-D and 3-D profilometry in the sub-nanometer range Johann W. Bartha, Thomas Bayer, Johann Greschner, Martin Nonnenmacher, deceased 2001-04-17
6091124 Micromechanical sensor for AFM/STM profilometry Thomas Bayer, Johann Greschner 2000-07-18
6088320 Micro-mechanically fabricated read/write head with a strengthening shell on the tip shaft Thomas Bayer, Johann Greschner 2000-07-11
5960255 Calibration standard for 2-D and 3-D profilometry in the sub-nanometer range and method of producing it Johann W. Bartha, Thomas Bayer, Johann Greschner, Martin Nonnenmacher, deceased 1999-09-28
5665905 Calibration standard for 2-D and 3-D profilometry in the sub-nanometer range and method of producing it Johann W. Bartha, Thomas Bayer, Johann Greschner, Martin Nonnenmacher, deceased 1997-09-09
5578745 Calibration standards for profilometers and methods of producing them Thomas Bayer, Johann Greschner, Yves Martin, Klaus Meissner 1996-11-26
5534359 Calibration standard for 2-D and 3-D profilometry in the sub-nanometer range and method of producing it Johann W. Bartha, Thomas Bayer, Johann Greschner, Martin Nonnenmacher, deceased 1996-07-09
5382795 Ultrafine silicon tips for AFM/STM profilometry Thomas Bayer, Johann Greschner, Yves Martin, Hemantha K. Wickramasinghe, Olaf Wolter 1995-01-17
5242541 Method of producing ultrafine silicon tips for the AFM/STM profilometry Thomas Bayer, Johann Greschner, Yves Martin, Hemantha K. Wickramasinghe, Olaf Wolter 1993-09-07
5116462 Method of producing micromechanical sensors for the AFM/STM profilometry Johann W. Bartha, Thomas Bayer, Johann Greschner, Georg Kraus, Olaf Wolter 1992-05-26
5051379 Method of producing micromechanical sensors for the AFM/STM profilometry and micromechanical AFM/STM sensor head Thomas Bayer, Johann Greschner, Georg Kraus, Olaf Wolter 1991-09-24