- 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: 155
10-year publication summary
|
3
|
3
|
27
|
16
|
16
|
8
|
13
|
8
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Komatsu Ltd. | 4564 |
102 |
| Kobelco Construction Machinery Co., Ltd. | 1145 |
7 |
| Caterpillar Inc. | 9593 |
5 |
| Hitachi Construction Machinery Tierra Co., Ltd. | 196 |
5 |
| Hitachi Construction Machinery Co., Ltd. | 2646 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2870 |
3 |
| Sany Heavy Industry Co., Ltd. | 243 |
3 |
| Yanmar Power Technology Co., Ltd. | 580 |
3 |
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 345 |
2 |
| XCMG Excavator Machinery Co., Ltd | 2 |
2 |
| Yanmar Co., Ltd. | 1403 |
2 |
| Sumitomo Construction Machinery Co., Ltd. | 211 |
2 |
| Deere & Company | 7634 |
1 |
| Purdue Research Foundation | 3638 |
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 |