- All sections
- E - Fixed constructions
- E02F - Dredging; soil-shifting
- E02F 5/32 - Rippers
Patent holdings for IPC class E02F 5/32
Total number of patents in this class: 100
10-year publication summary
|
10
|
13
|
14
|
12
|
8
|
18
|
10
|
8
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 8877 |
24 |
| Komatsu Ltd. | 4265 |
15 |
| Agsoilworks Technology Company, LLC | 11 |
5 |
| Aramco Services Company | 3504 |
3 |
| Daedong Engineering Co., Ltd. | 12 |
3 |
| Saudi Arabian Oil Company | 11322 |
3 |
| Opti-minez Pty Ltd | 7 |
3 |
| Rocks Gone Pty Ltd | 12 |
3 |
| Sterling Technology Inc. | 6 |
3 |
| Construction Tools GmbH | 18 |
2 |
| Hall, Ronald | 3 |
2 |
| Horton, Lee A. | 4 |
2 |
| Daedong Eng Co., Ltd. | 9 |
2 |
| Cashman Dredging and Marine Contracting, Co., LLC | 40 |
2 |
| Chengdu Lieshizhe Rock-breaking Technology LLC. | 4 |
2 |
| Overpipe SAS | 3 |
2 |
| Deere & Company | 6845 |
1 |
| Blue Leaf I.P., Inc. | 2758 |
1 |
| California Agricultural Soilworks, LLC | 1 |
1 |
| Daemo Engineering Co., Ltd. | 28 |
1 |
| Other owners | 20 |