- All sections
- E - Fixed constructions
- E02F - Dredgingsoil-shifting
- E02F 3/85 - Applications of hydraulic or pneumatic systems
Patent holdings for IPC class E02F 3/85
Total number of patents in this class: 157
10-year publication summary
|
4
|
4
|
36
|
23
|
24
|
8
|
15
|
13
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Komatsu Ltd. | 4544 |
104 |
| Kobelco Construction Machinery Co., Ltd. | 1136 |
7 |
| Caterpillar Inc. | 9548 |
5 |
| Hitachi Construction Machinery Tierra Co., Ltd. | 195 |
5 |
| Hitachi Construction Machinery Co., Ltd. | 2643 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2874 |
3 |
| Sany Heavy Industry Co., Ltd. | 240 |
3 |
| Yanmar Power Technology Co., Ltd. | 578 |
3 |
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 345 |
2 |
| XCMG Excavator Machinery Co., Ltd | 2 |
2 |
| Yanmar Co., Ltd. | 1404 |
2 |
| Sumitomo Construction Machinery Co., Ltd. | 209 |
2 |
| Deere & Company | 7605 |
1 |
| Purdue Research Foundation | 3612 |
1 |
| Avant Tecno Oy | 29 |
1 |
| Changsha Zoomlion Heavy Industry Science and Technology Development Co., Ltd. | 195 |
1 |
| Clean Harbors Industrial Services, Inc. | 2 |
1 |
| Hunan Zoomlion Special Vehicle Co., Ltd. | 361 |
1 |
| LaValley Industries, LLC | 69 |
1 |
| Monroe Truck Equipment Inc. | 17 |
1 |
| Other owners | 8 |