| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | Japan | 3 | |
| #3 | Canada | 2 | |
| #4 | United States | 2 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gramlich Hans | 8 |
| #2 | Hansu Guramuritsuhi | 3 |
| Publication | Filing date | Title |
|---|---|---|
| EP0163216A2 | Automobile body straightening apparatus | |
| US4568063A | Spring compressor | |
| EP0006764A1 | A method and apparatus for grinding vehicle brake discs | |
| JPS5537289A | Reepolishing method of brake disc for car and its polishing device | |
| CA1123605A | Brake disc grinding method and apparatus |