Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787744 | Microwave device for de-icing, or keeping hollow bodies free from ice and method for the operation of the device | Lambert Feher | 2004-09-07 |
| 6355337 | Structural element of high unidirectional rigidity | Matthias Piening, Christof Sigle | 2002-03-12 |
| 6257858 | Apparatus for making components of large area by RTM | Christof Sigle, Matthias Piening | 2001-07-10 |
| 5924649 | Aircraft with supporting wings having members for taking up tensile and compressive forces | Matthias Piening, Christof Sigle | 1999-07-20 |
| 5922446 | Structural members with large unidirectional rigidities | Matthias Piening, Christof Sigle | 1999-07-13 |
| 5860352 | Actuator for generating high regulating forces and large regulating distances | Matthias Piening, Thilo Bein | 1999-01-19 |
| 5735486 | Aircraft wing | Matthias Piening, Christof Sigle | 1998-04-07 |
| 5725434 | Shaft of fibre-reinforced material | Werner Haben | 1998-03-10 |
| 5135596 | Process for manufacturing flanged tubular members from fiber composites | Werner E. Strehlow | 1992-08-04 |
| 4700647 | Boom of the wishbone-type for sailing boards | — | 1987-10-20 |
| 4574535 | Mast-type three-dimensional framework structure | — | 1986-03-11 |