Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665905 | Calibration standard for 2-D and 3-D profilometry in the sub-nanometer range and method of producing it | Johann W. Bartha, Johann Greschner, Martin Nonnenmacher, deceased, Helga Weiss | 1997-09-09 |
| 5646339 | Force microscope and method for measuring atomic forces in multiple directions | Johann Greschner, Martin Nonnenmacher, deceased | 1997-07-08 |
| 5615968 | Hand rail coupler system | Douglas R. Verenski | 1997-04-01 |
| 5578745 | Calibration standards for profilometers and methods of producing them | Johann Greschner, Yves Martin, Klaus Meissner, Helga Weiss | 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, Johann Greschner, Martin Nonnenmacher, deceased, Helga Weiss | 1996-07-09 |
| 5455419 | Micromechanical sensor and sensor fabrication process | Johann Greschner | 1995-10-03 |
| 5403730 | Process for the selective deactivation of esterases and catalases in trigonopsis variabilis cells by microwave heating while retaining D-amino acid oxidase activity | Ulrich Holst, Uwe Wirth | 1995-04-04 |
| 5382795 | Ultrafine silicon tips for AFM/STM profilometry | Johann Greschner, Yves Martin, Helga Weiss, Hemantha K. Wickramasinghe, Olaf Wolter | 1995-01-17 |
| 5304278 | Apparatus for plasma or reactive ion etching and method of etching substrates having a low thermal conductivity | Johann W. Bartha, Johann Greschner, Dieter Kern, Volker Mattern, Roland Stoehr | 1994-04-19 |
| 5296091 | Method of etching substrates having a low thermal conductivity | Johann W. Bartha, Johann Greschner, Dieter Kern, Volker Mattern, Roland Stoehr | 1994-03-22 |
| 5284754 | Process for the continuous conversion of cephalosporin derivatives into glutaryl-7-aminocephalosporanic acid derivatives | Klaus Sauber | 1994-02-08 |
| 5282924 | Micromechanical sensor fabrication process | Johann Greschner | 1994-02-01 |
| 5283107 | Modular multilayer interwiring structure | Johann Greschner, Willy Hildenbrand, Bernd Marquart, Roland Stohr, Olaf Wolter | 1994-02-01 |
| 5242541 | Method of producing ultrafine silicon tips for the AFM/STM profilometry | Johann Greschner, Yves Martin, Helga Weiss, Hemantha K. Wickramasinghe, Olaf Wolter | 1993-09-07 |
| 5162133 | Process for fabricating silicon carbide films with a predetermined stress | Johann W. Bartha, Johann Greschner, Georg Kraus, Olaf Wolter | 1992-11-10 |
| 5116462 | Method of producing micromechanical sensors for the AFM/STM profilometry | Johann W. Bartha, Johann Greschner, Georg Kraus, Helga Weiss, Olaf Wolter | 1992-05-26 |
| 5051379 | Method of producing micromechanical sensors for the AFM/STM profilometry and micromechanical AFM/STM sensor head | Johann Greschner, Georg Kraus, Helga Weiss, Olaf Wolter | 1991-09-24 |
| 5013655 | Process for the preparation of colorants or monacolin K in a sterile fluidized bed of low water content | Rainer Buchholz, Hans-Matthias Deger, Joachim Wink | 1991-05-07 |
| 4969415 | PECVD (plasma enhanced chemical vapor deposition) method for depositing of tungsten or layers containing tungsten by in situ formation of tungsten fluorides | Johann W. Bartha, Johann Greschner, Georg Kraus, Gerhard Schmid | 1990-11-13 |
| 4918033 | PECVD (plasma enhanced chemical vapor deposition) method for depositing of tungsten or layers containing tungsten by in situ formation of tungsten fluorides | Johann W. Bartha, Johann Greschner, Georg Kraus, Gerhard Schmid | 1990-04-17 |
| 4871418 | Process for fabricating arbitrarily shaped through holes in a component | Jurgen Wittlinger, Johann Greschner, Johann W. Bartha | 1989-10-03 |
| 4843315 | Contact probe arrangement for electrically connecting a test system to the contact pads of a device to be tested | Michael Elsasser, Johann Greschner, Heinrich Schmid, Roland Stohr, Olaf Wolter +1 more | 1989-06-27 |
| 4598017 | Composite magnetic disk with Si and SiC substrate | Holger Hinkel, Kurt Kleischmann, Ulrich Kuenzel, Rolf Schafer | 1986-07-01 |
| 4569743 | Method and apparatus for the selective, self-aligned deposition of metal layers | Georg Kraus, Ulrich Kuenzel, Gisela Renz, Rolf Schaefer | 1986-02-11 |
| 4561165 | Method and apparatus for making hook to rail connection for scaffolds or the like | — | 1985-12-31 |