Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7010897 | Lightweight construction element in the form of a hollow body contoured honeycomb structure | — | 2006-03-14 |
| 6715963 | Device and method for laying a pipeline on a seabed | — | 2004-04-06 |
| 6407322 | Tuning device for a drum | — | 2002-06-18 |
| 6331667 | Rhythm instrument with several cymbals of graduated diameters | — | 2001-12-18 |
| 6320109 | Triple hi-hat with a simple operating device | — | 2001-11-20 |
| 6316708 | Hi-hat invention | — | 2001-11-13 |