| # | Country | Total Patents | |
|---|---|---|---|
| #1 | German Democratic Republic | 3 | |
| #2 | Germany | 2 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | Hungary | 1 | |
| #6 | Netherlands | 1 | |
| #7 | Poland | 1 | |
| #8 | Sweden | 1 | |
| #9 | USSR (Union of Socialist Soviet Republics) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Preservation of human bodies | |
| #2 | Non-metallic elements | |
| #3 | Natural resins and driers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Herrmann Rolf | 3 |
| #2 | Rosek Lothar-Juergen | 2 |
| #3 | Fischer Peter | 2 |
| #4 | Wolf Friedrich | 2 |
| #5 | Farken Joachim | 2 |
| #6 | Kretzschmar Karlheinz | 2 |
| #7 | Toepe Wolfgang | 1 |
| #8 | Wolf Friedrich Prof Dr Dr | 1 |
| #9 | Steffers Frans | 1 |
| #10 | Kherrman Rolf | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3814019A1 | Process for the preparation of colophony (colophonium, rosin) from fossil resins | |
| DD271012A3 | Rodenticide paste for the production of coagers for restoration | |
| DD273542A3 | Schaedlingsbekaempfungsmittel, the biologically active substances controlled releases | |
| DD247696A1 | Cleaning agent for record plates | |
| DE2450251A1 | Inhibition of the spontaneous ignition of hydrogen phosphide - arising from the hydrolysis of phosphides used as pesticides |