Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7246439 | Process for mechanically forming undercuts on sintered shaped parts based on iron | Lorenz Sigl | 2007-07-24 |
| 6974012 | Sliding collar produced by powder metallurgy | Lorenz Sigl, Thomas Kalchschmid | 2005-12-13 |
| 6848558 | Sintered selector or sliding sleeve | Lorenz Sigl, Heinrich Wiedemann | 2005-02-01 |
| 6447701 | Method for producing porous structures | Ingo Heschel | 2002-09-10 |
| 6354814 | Device for conversion of a unidirectional rotational motion into reciprocating back and forth motion and pump device comprising same | Ralf Kaufmann, Christoph Nix, Helmut Reul | 2002-03-12 |
| 6007478 | Cannula having constant wall thickness with increasing distal flexibility and method of making | Thorsten Siess, Helmut Reul, Jens Hutzenlaub, Peter Robinson Brown | 1999-12-28 |
| 5942135 | Process for welding a sintered friction-lined foil | — | 1999-08-24 |
| 5376113 | Closing member having flexible closing elements, especially a heart valve | Josef Jansen, Helmut Reul | 1994-12-27 |
| 5116564 | Method of producing a closing member having flexible closing elements, especially a heart valve | Josef Jansen, Helmut Reul | 1992-05-26 |
| 5109870 | Apparatus for and method of motility and peristalsis monitoring | Jiri Silny | 1992-05-05 |
| 4995881 | Heart valve prosthesis | Martin Knoch, Helmut Reul | 1991-02-26 |
| 4923465 | Cardiac valve prosthesis | Martin Knoch, Helmut Reul | 1990-05-08 |
| 4846830 | Cardiac valve prosthesis | Martin Knoch, Helmut Reul | 1989-07-11 |
| 4799930 | Cardiac valve prosthesis | Martin Knoch, Helmut Reul | 1989-01-24 |
| 4775378 | Cardiac valve prosthesis | Martin Knoch, Helmut Reul | 1988-10-04 |
| 4685466 | Measuring sensor for the non-invasive detection of electro-physiological quantities | — | 1987-08-11 |
| 4550990 | Arrangement for the carrying out of eye examination | Stephan Trispel | 1985-11-05 |
| 4473739 | Process and apparatus for warming of suspensions or solutions frozen in a flat plastic bag | Max-Werner Scheiwe | 1984-09-25 |
| 4304293 | Process and apparatus for freezing living cells | Max-Werner Scheiwe | 1981-12-08 |