- All sections
- E - Fixed constructions
- E02F - Dredging; soil-shifting
- E02F 3/43 - Control of dipper or bucket position; Control of sequence of drive operations
Patent holdings for IPC class E02F 3/43
Total number of patents in this class: 1570
10-year publication summary
92
|
114
|
110
|
151
|
148
|
210
|
168
|
194
|
135
|
54
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Komatsu Ltd. | 4265 |
302 |
Hitachi Construction Machinery Co., Ltd. | 2498 |
234 |
Caterpillar Inc. | 8877 |
99 |
Kobelco Construction Machinery Co., Ltd. | 1048 |
89 |
Sumitomo Heavy Industries, Ltd. | 1670 |
67 |
Joy Global Surface Mining Inc | 356 |
54 |
Volvo Construction Equipment AB | 1172 |
53 |
Deere & Company | 6845 |
52 |
Sumitomo Construction Machinery Co., Ltd. | 175 |
36 |
Sumitomo(s.h.i.) Construction Machinery Co., Ltd. | 245 |
35 |
Caterpillar Trimble Control Technologies LLC | 134 |
32 |
Kubota Corporation | 3054 |
32 |
Blue Leaf I.P., Inc. | 2758 |
28 |
Doosan Bobcat North America Inc. | 508 |
26 |
Caterpillar SARL | 441 |
24 |
Caterpillar Global Mining LLC | 199 |
17 |
Clark Equipment Company | 335 |
16 |
Built Robotics Inc. | 83 |
16 |
Robert Bosch GmbH | 40953 |
15 |
NEC Corporation | 32703 |
13 |
Other owners | 330 |