| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 4 | |
| #4 | Canada | 3 | |
| #5 | Australia | 2 | |
| #6 | Brazil | 1 | |
| #7 | Czechia | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machine tools | |
| #3 | Mechanical elements | |
| #4 | Engines, pumps and turbines | |
| #5 | Machines | |
| #6 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Vehicle suspension arrangements | |
| #2 | Punching metal | |
| #3 | Gearing | |
| #4 | Unspecified technologies | |
| #5 | Cyclically operating valves | |
| #6 | Motor vehicles | |
| #7 | Springs | |
| #8 | Making metal sheets | |
| #9 | Gas-flow silencers for machines | |
| #10 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Klaas Friedrich | 15 |
| #2 | Boegel Helmut | 6 |
| #3 | Bogel Helmut | 3 |
| #4 | Klaas Friedrich Dr Ing | 2 |
| #5 | Gille Mathias | 1 |
| #6 | Ebbinghaus Alfred | 1 |
| #7 | Kaehler Klaus | 1 |
| #8 | Stutzel Peter | 1 |
| #9 | Kaehler Klaus Dipl Ing | 1 |
| #10 | Ebbinghaus Alfred Dipl Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR9811653A | Axle swing arm for mobile wheel installation on a support element | |
| AU7029498A | Deformation element, method for its production and its use | |
| CA2218142A1 | Suspension arm arrangement | |
| DE4427201A1 | Process for the production of hollow camshafts | |
| DE4228238A1 | Truss with hollow parts, process for its production and its use | |
| DE4122863A1 | Method of making a Y-tube | |
| DE4122862A1 | Connection of hollow parts and process for their production |