- All sections
- A - Human necessities
- A01B - Soil working in agriculture or forestryparts, details, or accessories of agricultural machines or implements, in general
- A01B 21/08 - Harrows with rotary non-driven tools with disc-like tools
Patent holdings for IPC class A01B 21/08
Total number of patents in this class: 137
10-year publication summary
|
13
|
6
|
12
|
19
|
15
|
13
|
6
|
2
|
10
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Deere & Company | 7636 |
13 |
| Lemken GmbH & Co. KG | 218 |
12 |
| AGCO Corporation | 1118 |
10 |
| CNH Industrial Canada, Ltd. | 968 |
9 |
| Blue Leaf I.P., Inc. | 2800 |
7 |
| CNH Industrial America LLC | 1882 |
6 |
| Iron Grip Holdings Pty Limited | 20 |
6 |
| Vaderstad-verken AB | 78 |
5 |
| Osmundson Mfg. Co. | 37 |
4 |
| Farmet A.S. | 36 |
3 |
| Great Plains Manufacturing, Inc. | 243 |
3 |
| Marchesan Implementos e Máquinas Agrìcolas Tatú S.A. | 40 |
3 |
| Salford Group Inc. | 73 |
3 |
| Pöttinger Landtechnik GmbH | 43 |
3 |
| K S Paterson Nominees Pty Ltd | 16 |
3 |
| Degelman Industries LP | 29 |
3 |
| Bourgault Industries Ltd. | 141 |
2 |
| Haidnay Innovation Company Pty Ltd | 11 |
2 |
| Hard Metals Australia Pty Limited | 4 |
2 |
| Horsch Maschinen GmbH | 186 |
2 |
| Other owners | 36 |