Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6568086 | Pipe cutting apparatus | — | 2003-05-27 |
| 6176163 | Pipe end machining unit | — | 2001-01-23 |
| 6082235 | Device for the machining of tube ends | — | 2000-07-04 |
| 5439376 | Candle with attached ignitor | Betty L. Egan | 1995-08-08 |
| 5437907 | Removable reflective tape or sheeting | Fred G. Peil | 1995-08-01 |
| 5290387 | Device for welding tubular components of plastics material | Bruno Hilpert | 1994-03-01 |
| 4973190 | Barrel and barrel base | Carl L. Erwin, Dusan Krulj | 1990-11-27 |
| 4819385 | Device for treating the ends of tubular components | Gerhard Baumann | 1989-04-11 |
| 4727061 | Pharmaceutical preparations having diuretic activity | Klaus Lehmann, Colin Liddiard | 1988-02-23 |