| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 95 | |
| #2 | Austria | 18 | |
| #3 | Switzerland | 16 | |
| #4 | France | 10 | |
| #5 | Belgium | 1 | |
| #6 | Denmark | 1 | |
| #7 | Sweden | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping | |
| #3 | Surface technology and coating |
| # | Technology | |
|---|---|---|
| #1 | Hydraulic engineering | |
| #2 | Construction of bridges | |
| #3 | Construction of roads | |
| #4 | Winches | |
| #5 | Doors and windows | |
| #6 | Shafts | |
| #7 | Ship-lifting devices | |
| #8 | Machines for making railways | |
| #9 | Foundations and excavations | |
| #10 | Electrolytic metal production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Haupt Dipl-Ing Willy | 7 |
| #2 | Koester Ewald | 6 |
| #3 | Tonndorf Eike | 4 |
| #4 | Goldammer Gottfried Dipl Ing | 3 |
| #5 | Fassbinder Dipl-Ing Otto | 3 |
| #6 | Wickert Dr-Ing Gerhard | 3 |
| #7 | Kuse Helmut | 3 |
| #8 | Proebsting Alard | 3 |
| #9 | Johannes Bluemel | 2 |
| #10 | Ruesing Rudolf | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE1179515B | Floating gate with jamb stop, especially for dock facilities | |
| US3245328A | Expansion joint for road covering structures | |
| DE1086172B | Frame section for conveyor belt support frames |