- All sections
- E - Fixed constructions
- E02F - Dredgingsoil-shifting
- E02F 9/02 - Travelling gear
Patent holdings for IPC class E02F 9/02
Total number of patents in this class: 353
10-year publication summary
|
23
|
26
|
33
|
30
|
42
|
22
|
24
|
27
|
28
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Komatsu Ltd. | 4686 |
38 |
| Caterpillar Inc. | 10268 |
34 |
| Hitachi Construction Machinery Co., Ltd. | 2745 |
26 |
| Great Plains Manufacturing, Inc. | 267 |
25 |
| Volvo Construction Equipment AB | 1219 |
21 |
| Deere & Company | 8055 |
19 |
| Doosan Bobcat North America Inc. | 648 |
17 |
| Kubota Corporation | 4375 |
12 |
| Oshkosh Corporation | 1600 |
9 |
| Clark Equipment Company | 292 |
8 |
| Doosan Infracore Co., Ltd. | 308 |
7 |
| Blue Leaf I.P., Inc. | 2789 |
6 |
| J.C. Bamford Excavators Limited | 441 |
6 |
| Kobelco Construction Machinery Co., Ltd. | 1197 |
5 |
| Sumitomo Heavy Industries, Ltd. | 2103 |
5 |
| The Charles Machine Works, Inc. | 417 |
4 |
| Hitachi Construction Machinery Tierra Co., Ltd. | 205 |
4 |
| Caterpillar Paving Products Inc. | 722 |
3 |
| IHC Engineering Business Limited | 4 |
3 |
| Nabtesco Corporation | 859 |
3 |
| Other owners | 98 |