| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 8 | |
| #2 | China | 5 | |
| #3 | Germany | 4 | |
| #4 | Republic of Korea | 4 | |
| #5 | WIPO (World Intellectual Property Organization) | 4 | |
| #6 | Canada | 2 | |
| #7 | EAPO (Eurasian Patent Organization) | 2 | |
| #8 | United States | 2 | |
| #9 | Brazil | 1 | |
| #10 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Unspecified technologies | |
| #3 | Nails | |
| #4 | Making forged metal products | |
| #5 | Railway equipment | |
| #6 | Clutches and brakes | |
| #7 | Railway brakes | |
| #8 | Forging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gutmann Peter | 13 |
| #2 | Zerling Frank | 6 |
| #3 | Groebel Christoph | 5 |
| #4 | Wuerker Lars | 5 |
| #5 | Li Jin Hong | 4 |
| #6 | Kotulla Norbert | 3 |
| #7 | Schmid Anton | 3 |
| #8 | Pospischil Jens | 3 |
| #9 | Quast Holger | 2 |
| #10 | Meisenzahl Klaus | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE102011115089A1 | Rail brake for rail vehicles | |
| DE102011114504A1 | Method and device for producing a gear wheel with short toothing | |
| DE102011111216A1 | SYNCHRONIZER RING | |
| DE102010054655A1 | Differential for motor vehicles | |
| EP1785331A2 | Track brake for rail vehicles |