| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Australia | 2 | |
| #4 | United States | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Spain | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Grinding or polishing devices | |
| #2 | Grinding tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stahl Helmut | 11 |
| #2 | Helmut Stahl | 1 |
| #3 | Heinz Stahl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3916104A1 | POLISHING METHOD AND POLISHING MACHINE | |
| ZA8506848B | Method and equipment for supporting the grinding belt of a belt grinder | |
| AU3313684A | Kombigerat zum heften und lochen von blattern insbesondere aus | |
| DE3430823A1 | METHOD AND DEVICE FOR SUPPORTING A GRINDING BELT OF A BELT GRINDING MACHINE | |
| DE3338964A1 | POLISHING DISC OR ROLLER | |
| DE3335758A1 | BELT GRINDING MACHINE |