| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | Switzerland | 3 | |
| #3 | France | 3 | |
| #4 | United States | 3 | |
| #5 | United Kingdom | 2 | |
| #6 | Austria | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Unspecified technologies | |
| #3 | Pistons and sealings | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zahn Guenter | 4 |
| #2 | Ziller Co | 3 |
| #3 | Sikora Hans | 2 |
| #4 | Zahn G | 2 |
| #5 | Ziller Hans | 2 |
| #6 | Otto Gerd Dipl-Ing | 1 |
| #7 | Zahn Gunter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3514203C1 | Rolling-bearing seal | |
| GB1421595A | Sealing ring for a roller bearing | |
| US3828411A | Method of making a frictional connection between an antifriction bearing and a sealing ring | |
| US3586404A | Sealing ring arrangement for anti-friction bearing | |
| DE1625661B1 | Sealing ring for roller bearing | |
| FR1017809A | Bearing seal |