| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 8 | |
| #2 | Germany | 6 | |
| #3 | Italy | 4 | |
| #4 | China | 2 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machine tools | |
| #3 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Image data processing | |
| #3 | Measuring length, angles and areas | |
| #4 | Turning | |
| #5 | Grinding or polishing devices | |
| #6 | Wood saws | |
| #7 | Testing of structures | |
| #8 | Accessories for machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Höll Robert | 6 |
| #2 | Hoell Robert Ing | 4 |
| #3 | Holl Robert | 4 |
| #4 | Hoell Robert | 3 |
| #5 | Robert Hoell | 2 |
| #6 | Robert Ing Hoell | 1 |
| #7 | Höll Robert Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102019117577A1 | Hardness testing device and method for hardness testing | |
| AT518859A4 | Method and device for hardness testing | |
| AT516522B1 | Tool fastening device | |
| AT513825B1 | Holder for indenters of a hardness testing machine and indenter | |
| AT511242A1 | Tester | |
| AT511102A4 | Hardening tester and method for adjusting the hardening test apparatus | |
| AT509629A1 | Tester | |
| AT509628A1 | Hardening test apparatus and method for controlling the movement of a test body of a hardening test apparatus |