- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 61/421 - Motor capacity control by electro-hydraulic control means, e.g. using solenoid valves
Patent holdings for IPC class F16H 61/421
Total number of patents in this class: 110
10-year publication summary
|
7
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6
|
6
|
4
|
6
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8
|
9
|
7
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2
|
1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Komatsu Ltd. | 4733 |
15 |
| Robert Bosch GmbH | 44176 |
12 |
| Kubota Corporation | 4401 |
12 |
| Doosan Bobcat North America Inc. | 650 |
6 |
| ZF Friedrichshafen AG | 7247 |
5 |
| Deere & Company | 8118 |
4 |
| Caterpillar Inc. | 10281 |
4 |
| Danfoss Power Solutions GmbH & Co. OHG | 73 |
4 |
| Hitachi Construction Machinery Co., Ltd. | 2755 |
3 |
| Blue Leaf I.P., Inc. | 2932 |
3 |
| Dana Italia S.r.l. | 156 |
3 |
| Ag Leader Technology | 118 |
2 |
| AGCO International GmbH | 721 |
2 |
| Clark Equipment Company | 289 |
2 |
| Danfoss Power Solutions Inc. | 110 |
2 |
| Federal Signal Corporation | 243 |
2 |
| Raven Industries, Inc. | 341 |
2 |
| TCM Corporation | 19 |
2 |
| Volvo Construction Equipment AB | 1221 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 9139 |
1 |
| Other owners | 22 |