- All sections
- E - Fixed constructions
- E02F - Dredgingsoil-shifting
- E02F 9/08 - SuperstructuresSupports for superstructures
Patent holdings for IPC class E02F 9/08
Total number of patents in this class: 1283
10-year publication summary
|
163
|
102
|
110
|
81
|
69
|
91
|
85
|
113
|
112
|
92
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Komatsu Ltd. | 4603 |
223 |
| Caterpillar Inc. | 9644 |
122 |
| Kubota Corporation | 4007 |
101 |
| Hitachi Construction Machinery Co., Ltd. | 2676 |
90 |
| Kobelco Construction Machinery Co., Ltd. | 1157 |
61 |
| Caterpillar SARL | 479 |
55 |
| Volvo Construction Equipment AB | 1203 |
52 |
| Yanmar Holdings Co., Ltd. | 539 |
41 |
| Great Plains Manufacturing, Inc. | 244 |
32 |
| Doosan Bobcat North America Inc. | 586 |
32 |
| Deere & Company | 7675 |
30 |
| Hitachi Construction Machinery Tierra Co., Ltd. | 199 |
28 |
| Yanmar Power Technology Co., Ltd. | 580 |
26 |
| Takeuchi Mfg. Co., Ltd. | 68 |
18 |
| J.C. Bamford Excavators Limited | 409 |
16 |
| Clark Equipment Company | 308 |
11 |
| Vermeer Manufacturing Company | 639 |
10 |
| HD Hyundai Infracore Co., Ltd | 283 |
10 |
| Blue Leaf I.P., Inc. | 2793 |
9 |
| Jiangsu XCMG Construction Machinery Research Institute Ltd. | 178 |
8 |
| Other owners | 308 |