| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Mechanical elements | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Gearing | |
| #3 | Motor vehicles | |
| #4 | Planting | |
| #5 | Harvesting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Koch Tim | 6 |
| #2 | Bohm Guenther | 3 |
| #3 | Pydde Erwin | 2 |
| #4 | Koch Hans | 2 |
| #5 | Hans Koch | 2 |
| #6 | Tim Koch | 2 |
| #7 | Borowski Gerhard | 2 |
| #8 | Nielsen Robert | 2 |
| #9 | Koch Lita Roithmaier Geb | 1 |
| #10 | Hoehn Hans K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES259389A1 | Improvements in the gear mechanisms for agricultural milling machinery (Machine-translation by Google Translate, not legally binding) | |
| ES245738A1 | Improvements in plows of turning that use as a trailer a tractor of driving hand (Machine-translation by Google Translate, not legally binding) |