| 7299632 |
Solar electricity generator |
William A. Parkyn, Inge Laing |
2007-11-27 |
| 6736616 |
Centrifugal pump with integrated motor |
Karsten Laing, Zoltan Jagasics |
2004-05-18 |
| 6713925 |
Electric motor with reduced axial length |
Karsten Laing, Zoltan Jagasics |
2004-03-30 |
| 6026844 |
Dual reservoir-based hot water recirculation system |
Karsten Laing |
2000-02-22 |
| 5143049 |
Pump for secondary circulation |
Karsten Laing |
1992-09-01 |
| 4880362 |
Rotor with stabilizing magnets |
Karsten Laing, Oliver Laing |
1989-11-14 |
| 4644208 |
Stator having a spiral yoke |
— |
1987-02-17 |
| 4580335 |
Spherical rotor for electrical motors |
Oliver Laing, Karsten Laing |
1986-04-08 |
| 4526005 |
Long-period thermal storage accumulators |
Ingeborg Laing, Oliver Laing |
1985-07-02 |
| 4437484 |
Utility water system with a pressureless storage container, particularly for solar installations |
Karsten Laing, Oliver Laing, Ludwig Ludin |
1984-03-20 |
| 4399656 |
Long-period thermal storage accumulators |
Ingeborg Laing, Oliver Laing |
1983-08-23 |
| 4352646 |
Rotodynamic pump with spherical motor |
Ingeborg Laing |
1982-10-05 |
| 4350143 |
Solar power station having groups of solar collectors |
Ingeborg Laing, Oliver Laing |
1982-09-21 |
| 4211092 |
Space heating installation |
Ludwig Ludin, Oliver Laing, Karsten Laing |
1980-07-08 |
| 4187982 |
Apparatus for increasing the transmission capacity of remote heating grids |
Ingeborg Laing, Oliver Laing |
1980-02-12 |