- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16H - Gearing
- F16H 61/4139 - Replenishing or scavenging pumps, e.g. auxiliary charge pumps
Patent holdings for IPC class F16H 61/4139
Total number of patents in this class: 52
10-year publication summary
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4
|
6
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6
|
3
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5
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3
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4
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0
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1
|
2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Poclain Hydraulics Industrie | 246 |
14 |
| Caterpillar Inc. | 10284 |
4 |
| Hydro-Gear Limited Partnership | 329 |
4 |
| Blue Leaf I.P., Inc. | 2931 |
3 |
| Technoboost | 86 |
3 |
| Thomas Magnete GmbH | 55 |
2 |
| Doosan Bobcat North America Inc. | 652 |
2 |
| HP Hydraulic S.p.A. | 2 |
2 |
| Deere & Company | 8138 |
1 |
| Hitachi Construction Machinery Co., Ltd. | 2762 |
1 |
| Robert Bosch GmbH | 44238 |
1 |
| Komatsu Ltd. | 4740 |
1 |
| BOMAG GmbH | 395 |
1 |
| Carl Geringhoff GmbH & Co. KG | 129 |
1 |
| CLAAS Saulgau GmbH | 77 |
1 |
| Clark Equipment Company | 289 |
1 |
| Danfoss Power Solutions GmbH & Co. OHG | 73 |
1 |
| Danfoss Power Solutions Inc. | 110 |
1 |
| Hamm AG | 182 |
1 |
| Kayaba Industry Co., Ltd. | 344 |
1 |
| Other owners | 6 |