- All sections
- E - Fixed constructions
- E02F - Dredgingsoil-shifting
- E02F 1/00 - General working methods with dredgers or soil-shifting machines
Patent holdings for IPC class E02F 1/00
Total number of patents in this class: 66
10-year publication summary
|
9
|
7
|
2
|
5
|
3
|
3
|
3
|
5
|
5
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 10364 |
7 |
| Komatsu Ltd. | 4829 |
4 |
| Sandvik Mining and Construction Oy | 898 |
3 |
| Caterpillar Trimble Control Technologies LLC | 130 |
2 |
| Dredging International N.V. | 17 |
2 |
| EDA Kopa (solwara) Limited | 4 |
2 |
| Leica Geosystems Technology A/S | 21 |
2 |
| Nautilus Minerals Singapore Pte Ltd | 7 |
2 |
| China Harbour Engineering Company Ltd. | 100 |
2 |
| Zoomlion Shaanxi Western Earthmoving Machinery Co., Ltd | 14 |
2 |
| Propflow, LLC | 9 |
2 |
| Zoomlion Earthmoving Machinery Co., Ltd. | 10 |
2 |
| Schlumberger Technology Corporation | 12005 |
1 |
| Deere & Company | 8246 |
1 |
| ESI Pipeline Services, Inc. | 1 |
1 |
| IHC Systems B.V. | 5 |
1 |
| Kobelco Construction Machinery Co., Ltd. | 1229 |
1 |
| Liebherr-France SAS | 10 |
1 |
| Nautilus Minerals Pacific Pty Ltd | 23 |
1 |
| RHL Holdings, LLC | 7 |
1 |
| Other owners | 26 |