Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6804200 | Switching network for high-frequency signals | Reiner Burggraf, Wolfgang Kreuz, Jürgen Reinert | 2004-10-12 | $14,162,000 |
| 4705489 | Constant angle shaft coupling | Walter Haarmann | 1987-11-10 | $894,000 |