| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Packaging and shipping | |
| #3 | Civil engineering | |
| #4 | Transport | |
| #5 | Optics | |
| #6 | Materials and metallurgy | |
| #7 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Cranes | |
| #3 | Hydraulic engineering | |
| #4 | Power supply for electric vehicles | |
| #5 | Clutches and brakes | |
| #6 | Vehicle transmission mounting | |
| #7 | Winches | |
| #8 | Photosensitive materials | |
| #9 | Casting metal | |
| #10 | Animal care |
| # | Name | Total Patents |
|---|---|---|
| #1 | Macrander Karl | 9 |
| #2 | Rambausek Hugo | 5 |
| #3 | Brandes Hermann | 3 |
| #4 | Sax Hermann | 3 |
| #5 | Wenzke Otto | 2 |
| #6 | Reinicke Wilhelm | 2 |
| #7 | Soerensen Theodor | 2 |
| #8 | Kopp Alfred | 1 |
| #9 | Birch Karl | 1 |
| #10 | Landmann Hellmuth | 1 |