Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8356545 | Load-sensing (LS) control system | — | 2013-01-22 |
| 7603940 | Hydraulic controller arrangement | — | 2009-10-20 |
| 6250202 | Hydraulic control device | Peter Buttner | 2001-06-26 |
| 6179393 | Distributing valve for load-independent control of a hydraulic consumer with regards to direction and speed | — | 2001-01-30 |
| 5640892 | Hydraulic control device | Wolfgang Kauss | 1997-06-24 |
| 5558004 | Control arrangement for at least one hydraulic consumer | — | 1996-09-24 |
| 5333450 | Apparatus for adjusting the working fluid pressure | Herbert Blendinger, Gunter Fertig | 1994-08-02 |
| 5315828 | Valve assembly for load independent control of multiple hydraulic loads | Walter Scandella | 1994-05-31 |
| 5182909 | Valve system for load-independent hydraulic control of a plurality of hydraulic consumers | — | 1993-02-02 |
| 5138837 | Load independent valve control for a plurality of hydraulic users | Bernd Obertrifter | 1992-08-18 |
| 4856278 | Control arrangement for at least two hydraulic consumers fed by at least one pump | Karlheinz Widmann, Norbert Kreth, Martin Schmitt | 1989-08-15 |
| 4850191 | Control arrangement for at least two hydraulic consumers fed by at least one pump | Norbert Kreth, Martin Schmitt | 1989-07-25 |
| 4739617 | Control arrangement for at least two hydraulic consumers fed by at least one pump | Norbert Kreth, Martin Schmitt | 1988-04-26 |
| 4688600 | Multiway valve with pressure balance | Norbert Kreth, Peter Buttner | 1987-08-25 |