| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 4 | |
| #2 | Switzerland | 3 | |
| #3 | Hungary | 3 | |
| #4 | Belgium | 2 | |
| #5 | German Democratic Republic | 2 | |
| #6 | Germany | 2 | |
| #7 | Netherlands | 2 | |
| #8 | Yugoslavia (Serbia and Montenegro) | 2 | |
| #9 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Vehicle wheels | |
| #3 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thalmann Ulrich | 12 |
| #2 | Arpert Walter | 10 |
| #3 | Arpert W | 3 |
| #4 | Arpert Walter Ing | 3 |
| #5 | Thalmann U | 3 |
| #6 | Meyer Werner | 2 |
| #7 | Grabe Thomas | 2 |
| #8 | Hornschuh Manfred | 1 |
| #9 | Alpert Walter | 1 |
| #10 | Hornschuch Manfred Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DD246355A1 | Fan wheel for a suck drive | |
| DD230720A3 | Double effective free circuit, especially for children vehicles | |
| DE3339728A1 | Device for the transmission of torques |