| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 11 | |
| #2 | Germany | 4 | |
| #3 | Switzerland | 2 | |
| #4 | German Democratic Republic | 2 | |
| #5 | Spain | 2 | |
| #6 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Building materials | |
| #2 | Climate change mitigation in wastewater treatment | |
| #3 | Furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Albert Karl | 18 |
| #2 | Karl Albert | 2 |
| #3 | Crome-Schwiening Georg | 2 |
| #4 | Epstean Clarence | 1 |
| #5 | Schneider Wolfgang | 1 |
| #6 | Neubert Dietrich | 1 |
| #7 | Bea Thomas | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DD203193A1 | Electronic circuit arrangement for pulse time extension | |
| DD145350A1 | Device for voltage monitoring | |
| DE933378C | Process for the production of highly refractory bricks and masses from titanium slag | |
| DE977255C | Process for the production of highly refractory molded bodies | |
| ES128854A1 | Procedure for manufacturing ink for engraved hole. | |
| ES121811A1 | A process for manufacturing inks for gravure printing. |