Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8978961 | Method for producing connecting elements by way of a pressure welding process and connecting element | Jens Lutzhöft, Christian Hoffmann, Heiko Junge | 2015-03-17 |
| 8596344 | Handling device for pipes | Jens Lutzhöft, Tomoya Inoue, Eiichi Higashi | 2013-12-03 |
| 8079627 | Device for vertically holding pipes | Jens Lutzhöft, Ronaldus R. M. Rölling, Iwo Severin | 2011-12-20 |
| 7510033 | Apparatus for vertically supporting pipes | Jens Lutzhöft | 2009-03-31 |
| 7296630 | Hands-free bail-elevator locking device with combined power/control connector, bail spreader and method for use | Iwo Severin, Jens Lutzhoeft | 2007-11-20 |
| 7216717 | Dual elevator system and method | Iwo Severin, Jens Lutzhoeft | 2007-05-15 |