| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | United States | 2 | |
| #3 | Australia | 1 | |
| #4 | Belgium | 1 | |
| #5 | German Democratic Republic | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Surface technology and coating | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Shaping clay | |
| #2 | Unspecified technologies | |
| #3 | Scaffolding | |
| #4 | Processes for applying fluent materials | |
| #5 | Structural elements | |
| #6 | General building constructions | |
| #7 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hartmann Wilfried | 4 |
| #2 | Doblinger Heinz | 3 |
| #3 | Muensterer Josef | 1 |
| #4 | Hartmann W | 1 |
| #5 | Frey Emmo Dr | 1 |
| #6 | Rottau Wolfgang Dipl-Ing | 1 |
| #7 | Pfeiffer Horst Dipl-Ing | 1 |
| #8 | Hertmann Wilfried | 1 |
| #9 | Mitscherlich Rene | 1 |
| #10 | Holzmann Reinhard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3821683A1 | Anchorage device for fastening on mineral lightweight construction materials | |
| DE3542638C1 | Process for producing sound-insulating construction elements from lightweight concrete, in particular porous concrete, and devices and sound-insulating elements for carrying out the process | |
| DE3434505C1 | Device for cutting a still plastic aerated concrete block |