Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7537834 | Particle composite having irregular surface, method for the production and use thereof | Thomas Ruehle, Dirk Schubert, Achim Gruber, Gregor Grun | 2009-05-26 |
| 4967706 | Internal-combustion engine of the injection type, and plate intended for fitting between the inlet ports of a cylinder block of such an engine and an inlet tube | Gustaaf Louis van Wechem, Arie Van Der Ploeg, Gerrit J. Beunk, Erwin Spinner, Peter Frueh | 1990-11-06 |