| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Canada | 2 | |
| #3 | Chile | 2 | |
| #4 | German Democratic Republic | 2 | |
| #5 | China | 1 | |
| #6 | Norway | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Machine tools | |
| #3 | Thermal processes | |
| #4 | Surface technology and coating | |
| #5 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Casting metal | |
| #2 | Making metal sheets | |
| #3 | Rolling metal | |
| #4 | Cleaning | |
| #5 | Furnaces | |
| #6 | Electrolytic coating production | |
| #7 | Details of furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ullwer Helmut | 5 |
| #2 | Schillinger Lothar | 4 |
| #3 | Busch Hendrik | 4 |
| #4 | Albrecht Michael | 3 |
| #5 | Schuett Hans-Juergen | 3 |
| #6 | Dauterstedt Joachim | 3 |
| #7 | Starke Michael | 3 |
| #8 | Holzmann Klaus | 1 |
| #9 | Barthel Bernd Dipl Ing | 1 |
| #10 | Schneider Guenter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1946866A1 | Method and device for casting non-ferrous metal melts, in particular copper or copper alloys | |
| EP1932605A1 | Method and device for manufacturing wide strips made of copper or copper alloys | |
| EP1072331A1 | Cleaning device for metallurgical furnaces, in particular crucibles | |
| EP0979688A1 | Method of manufacturing copper tubes | |
| DD293761B5 | Process for the production of wire electrodes | |
| DD293762A2 | Wire electrode for spark erosive machining |