| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | France | 3 | |
| #3 | Switzerland | 1 | |
| #4 | African Intellectual Property Organization | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machine tools | |
| #3 | Engines, pumps and turbines | |
| #4 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hahn Fritz | 4 |
| #2 | Engelfried Joachim | 2 |
| #3 | Hahn Dipl-Ing Fritz | 2 |
| #4 | Mueller Walter | 1 |
| #5 | Schellenberg Walter | 1 |
| #6 | Malkwitz Dipl-Ing Kurt | 1 |
| #7 | Kurz Gustav Dipl-Ing | 1 |
| #8 | Hahn Fahrzeugbau Ernst | 1 |
| #9 | Schroeter O | 1 |
| #10 | Hansmann Karl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| OA1265A | Vehicle axle with elastic suspension. |