Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1053255 | Writing pen | Dietmar Kahn | 2024-12-03 |
| D1048179 | Writing pen | Dietmar Kahn | 2024-10-22 |
| 9956721 | Sonotorode | Steffen Polster | 2018-05-01 |
| 5207089 | Method for measuring the control cross section area of a nozzle | Sybille Stumpf, Ulrich Kuhn, Werner Banzhaf, Gerhard Felten, Gerold Lemperle +1 more | 1993-05-04 |
| 4665742 | Method for determining the closing point of a pump piston relative to a transverse bore in the pump cylinder | Heins-Erdam Bollhagen, Dieter Handtmann, Ulrich Kuhn, Sybille Stumpf | 1987-05-19 |
| 4546648 | Arrangement for measuring injection quantities | Dieter Handtmann, Reinhard Schwartz, Bertold Wocher | 1985-10-15 |