| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | EPO (European Patent Office) | 5 | |
| #3 | South Africa | 5 | |
| #4 | Canada | 2 | |
| #5 | United States | 2 | |
| #6 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Civil engineering | |
| #3 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weiblen Rolf-Diether | 18 |
| #2 | Weiblen Rolf Diether | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CA1256744A | Heat-insulating window | |
| DE3439603A1 | Window | |
| EP0132497A1 | Insulating blind | |
| EP0142596A1 | Heat insulating window | |
| DE3341485A1 | THERMAL INSULATING WINDOW | |
| DE3316263A1 | DEVICE FOR HEAT INSULATION AND AIR CONDITIONING | |
| DE3309613A1 | Heat-insulating curtain | |
| ZA8301565B | Heat-insulating curtain | |
| DE3218469A1 | THERMAL INSULATING CURTAIN |