Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487841 | Ring spinning frame with clamping device at the spindle | Dieter Dalitz, Martin Dübendorfer, Stephan Fichtner, Richard Kummer, Angelo Lucca +3 more | 2002-12-03 |
| 4323733 | Range extender with variable gain for coin telephone loops | Bernard A. Tilson | 1982-04-06 |