- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F15B - Systems acting by means of fluids in generalfluid-pressure actuators, e.g. servomotorsdetails of fluid-pressure systems, not otherwise provided for
- F15B 21/042 - Controlling the temperature of the fluid
Patent holdings for IPC class F15B 21/042
Total number of patents in this class: 50
10-year publication summary
|
2
|
7
|
10
|
8
|
6
|
3
|
5
|
3
|
1
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kubota Corporation | 4036 |
5 |
| The Boeing Company | 20163 |
4 |
| Deere & Company | 7709 |
2 |
| Robert Bosch GmbH | 42922 |
2 |
| Caterpillar Inc. | 9687 |
2 |
| Hamilton Sundstrand Corporation | 4940 |
2 |
| Schaeffler Technologies AG & Co. KG | 10094 |
2 |
| Allison Transmission, Inc. | 839 |
2 |
| Concepts Nrec, LLC | 57 |
2 |
| Voith Patent GmbH | 2776 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8846 |
1 |
| Pratt & Whitney Canada Corp. | 4858 |
1 |
| Airbus Operations S.L. | 549 |
1 |
| Hitachi Construction Machinery Co., Ltd. | 2680 |
1 |
| Blue Leaf I.P., Inc. | 2789 |
1 |
| AIDA Engineering, Ltd. | 135 |
1 |
| Airbus Group India Private Limited | 23 |
1 |
| BOMAG GmbH | 404 |
1 |
| Caterpillar Paving Products Inc. | 675 |
1 |
| Clark Equipment Company | 308 |
1 |
| Other owners | 15 |