| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | United States | 3 | |
| #3 | Argentina | 2 | |
| #4 | Canada | 2 | |
| #5 | EPO (European Patent Office) | 2 | |
| #6 | Ukraine | 2 | |
| #7 | Brazil | 1 | |
| #8 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Mechanical elements | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Harvesting | |
| #2 | Gearing | |
| #3 | Shafts | |
| #4 | Vehicle connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schumacher Guenter | 9 |
| #2 | Schumacher Gustav | 6 |
| #3 | Schumacher Heinrich-Guenter | 4 |
| #4 | Schumacher Gunter | 3 |
| #5 | Schumacher Heinrich-Gunter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102006010825A1 | Connecting arrangement between a mower blade drive and a mower blade | |
| DE102005048766A1 | Drive unit for a mower blade | |
| DE19504799A1 | Winch for docking trailers, especially onto combine harvesters | |
| GB2079123A | Drive coupling | |
| US3633350A | Grain lifter adjusting devices |