- All sections
- E - Fixed constructions
- E02F - Dredgingsoil-shifting
- E02F 5/08 - Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging wheels turning round an axis
Patent holdings for IPC class E02F 5/08
Total number of patents in this class: 176
10-year publication summary
|
16
|
16
|
23
|
18
|
13
|
20
|
10
|
10
|
13
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Charles Machine Works, Inc. | 419 |
16 |
| Husqvarna AB | 3034 |
15 |
| Vermeer Manufacturing Company | 671 |
13 |
| Cciip LLC | 28 |
13 |
| Soletanche Freyssinet | 492 |
10 |
| Element Six (UK) Limited | 236 |
9 |
| Liebherr-Werk Nenzing GmbH | 98 |
6 |
| Simex Engineering S.r.l. | 24 |
6 |
| Bauer Maschinen GmbH | 245 |
5 |
| Simex, S.r.l. | 19 |
4 |
| LAYJET Micro-Rohr Verlegegesellschaft m.b.H. | 5 |
4 |
| Alldrip Sports Fields, LLC | 4 |
4 |
| Wirtgen GmbH | 518 |
3 |
| Elmer's Welding & Manufacturing Ltd. | 26 |
3 |
| Evolution Drilling Tools, Inc. | 6 |
3 |
| Bauer Spezialtiefbau GmbH | 112 |
2 |
| Compagnie du Sol | 6 |
2 |
| DellCron AB | 11 |
2 |
| Herzog Railroad Services, Inc. | 72 |
2 |
| IHC Engineering Business Limited | 4 |
2 |
| Other owners | 52 |