- All sections
- E - Fixed constructions
- E02F - Dredging; soil-shifting
- E02F 3/76 - Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling devices
Patent holdings for IPC class E02F 3/76
Total number of patents in this class: 684
10-year publication summary
|
54
|
81
|
85
|
80
|
75
|
103
|
76
|
54
|
49
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 8877 |
163 |
| Komatsu Ltd. | 4265 |
153 |
| Deere & Company | 6845 |
97 |
| Blue Leaf I.P., Inc. | 2758 |
20 |
| Caterpillar Trimble Control Technologies LLC | 134 |
17 |
| Progressive IP Limited | 20 |
12 |
| Soucy International Inc. | 282 |
12 |
| Topcon Positioning Systems, Inc. | 308 |
8 |
| Jiangsu XCMG Construction Machinery Research Institute Ltd. | 111 |
7 |
| ABI Attachments, Inc. | 39 |
6 |
| Volvo Construction Equipment AB | 1172 |
6 |
| 9277-9347 Quebec Inc. | 11 |
4 |
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 341 |
4 |
| Kubota Corporation | 3054 |
4 |
| Sany Heavy Industry Co., Ltd. | 243 |
4 |
| Wirtgen America, Inc. | 36 |
4 |
| Opti-minez Pty Ltd | 7 |
4 |
| J.C. Bamford Excavators Limited | 398 |
3 |
| Pearson Engineering Limited | 25 |
3 |
| Trimble Inc. | 640 |
3 |
| Other owners | 150 |