| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 4 | |
| #2 | Austria | 3 | |
| #3 | Switzerland | 3 | |
| #4 | Germany | 1 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Wood saws | |
| #2 | Accessories for machine tools | |
| #3 | Working stone |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kraus Hermann | 9 |
| #2 | Hermann Kraus | 2 |
| #3 | Franz Kraus | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19701000A1 | Appliance for treating glass or stone panels, especially for boring holes or grooves |