| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | German Democratic Republic | 3 | |
| #3 | Austria | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Czechoslovakia | 1 | |
| #6 | Germany | 1 | |
| #7 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Chemical engineering | |
| #3 | Machines | |
| #4 | Textiles and paper | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berg Hans | 11 |
| #2 | Braungarten Gunter | 2 |
| #3 | Ullrich Klaus | 2 |
| #4 | Brannholm Maria | 1 |
| #5 | Lindstrom Dag | 1 |
| #6 | Malmquist Gunnar | 1 |
| #7 | Nolting Friedrich | 1 |
| #8 | Lange Wolfgang | 1 |
| #9 | Holmgren Eva | 1 |
| #10 | Johansson Hans | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2006134805A1 | Purification of immunoglobulins | |
| DD158415A1 | Cooling system of an internal combustion engine with exhaust loading and charge cooling | |
| DD151792A1 | Shaft-shaped asymmetric connector for internal combustion engines | |
| DD130166A1 | Fuel system for air compressed internal combustion engines! | |
| GB190125296A | Improvements in Steam Valves | |
| US726620A | Steam-valve. |