| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 9 | |
| #2 | Germany | 4 | |
| #3 | Netherlands | 2 | |
| #4 | Belgium | 1 | |
| #5 | France | 1 | |
| #6 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Civil engineering | |
| #3 | Electrical machinery and energy | |
| #4 | Engines, pumps and turbines | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Air-conditioning | |
| #2 | Doors and windows | |
| #3 | Jet-propulsion plants | |
| #4 | Electric discharge tubes | |
| #5 | Fluid dynamics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Morschheuser Wilhelm Fritz | 14 |
| #2 | Morschheuser W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0133496A2 | External loop for a ventilation opening | |
| EP0132796A2 | Spent air collecting chamber | |
| EP0133253A2 | Guide vane for the deflection of a fluid flow | |
| EP0126399A1 | Fluid duct presenting a reduced construction | |
| EP0103862A2 | Element for airing louvers | |
| DE3328505A1 | ADJUSTABLE SHUTTER | |
| DE3324369A1 | ROOF VENTILATOR | |
| BE895452A | Aerator for premises | |
| DE3234519A1 | VENTILATION SHUTTER | |
| DE3234518A1 | ROOF FAN | |
| NL7505814A | Roof breather. |