Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12154771 | Chamber for an ionization vacuum gauge | Urs Wälchli, Stefan Kaiser, Bernhard Andreaus, Astrid Waldner, Michael TREFZER | 2024-11-26 |
| 11164731 | Ionization vacuum measuring cell | — | 2021-11-02 |
| RE48536 | Collagen sponge | Cornel Imhof, Lothar Schloesser, Niklaus STIEFEL | 2021-04-27 |
| 10107703 | Method and process for determining gas content using transient pressure analysis | Christian Berg | 2018-10-23 |
| 9983085 | Method of and apparatus for measuring vacuum pressure | Christian Berg | 2018-05-29 |
| 9945749 | Ionization vacuum measuring cell | Bernhard Andreaus, Rolf ENDERES, Oskar Untermarzoner, Rudolf Stocker | 2018-04-17 |
| 9791339 | Method and device for measuring a vacuum pressure using a measuring cell arrangement | Felix Mullis | 2017-10-17 |
| 9655997 | Collagen sponge | Cornel Imhof, Lothar Schloesser, Niklaus STIEFEL | 2017-05-23 |
| 8410433 | Mass spectrometer | Wolfram Knapp | 2013-04-02 |
| 8071941 | Mass spectrometer | Wolfram Knapp | 2011-12-06 |
| 8018234 | Electron source for a vacuum pressure measuring device | Wolfram Knapp | 2011-09-13 |
| 7845546 | Method for producing a vacuum measuring cell of the membrane type | Dietmar Bertsch, Klaus Dietrich, Nico Onda | 2010-12-07 |
| 7765874 | Vacuum measuring cell with membrane | — | 2010-08-03 |
| 7707891 | Optical interferometric pressure sensor | Jarkko Antila, Dietmar Bertsch, Felix Mullis | 2010-05-04 |
| 7500300 | Optical interferometric pressure sensor manufacturing method | Urs Wälchli, Per Bjorkman, Heikki Saari, Jarkko Antila, Hansjakob Hanselmann | 2009-03-10 |
| 7443169 | Shield arrangement for a vacuum cell | Per Bjorkman, Urs Wälchli, Hansjakob Hanselmann, Stanislav Duris | 2008-10-28 |
| 7352187 | Vacuum measuring gauge | Wolfram Knapp | 2008-04-01 |
| 7305888 | Optical interferometric pressure sensor | Urs Wälchli, Per Bjorkman, Heikki Saari, Jarkko Antila, Hansjakob Hanselmann | 2007-12-11 |
| RE39833 | Thermally actuated spectroscopic optical switch | Joseph N. Mitchell | 2007-09-11 |
| 6683311 | Deployable particle collector for space particle instruments | — | 2004-01-27 |
| 6587612 | Thermally actuated spectroscopic optical switch | Joseph N. Mitchell | 2003-07-01 |
| 6426503 | Opto-electronic ultra-violet radiation dosimeter | — | 2002-07-30 |
| 5962850 | Large aperture particle detector with integrated antenna | — | 1999-10-05 |