| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 6 | |
| #2 | Germany | 3 | |
| #3 | Switzerland | 2 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machine tools | |
| #3 | Agriculture | |
| #4 | Measurement | |
| #5 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Mixing | |
| #2 | Animal catching | |
| #3 | Measuring electric variables | |
| #4 | Wood processing machines | |
| #5 | Wood saws | |
| #6 | Laundering textiles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lehner Karl | 11 |
| #2 | Karl Lehner | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3509040A1 | SPRAYING DEVICE FOR APPLYING LIQUID SPRAYING AGENTS | |
| US668260A | Electrical measuring instrument. | |
| GB189826136A | An Improved Electrical Measuring Instrument. |