- 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 15/02 - Mechanical layout characterised by the means for converting the movement of the fluid-actuated element into movement of the finally-operated member
Patent holdings for IPC class F15B 15/02
Total number of patents in this class: 177
10-year publication summary
|
16
|
11
|
14
|
18
|
23
|
8
|
17
|
4
|
5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Woodward, Inc. | 672 |
8 |
| President and Fellows of Harvard College | 6055 |
7 |
| Caterpillar Inc. | 10180 |
5 |
| The Boeing Company | 20094 |
4 |
| Robert Bosch GmbH | 43700 |
4 |
| Kanzaki Kokyukoki Mfg. Co., Ltd. | 191 |
4 |
| Kubota Corporation | 4232 |
4 |
| National Technology & Engineering Solutions of Sandia, LLC | 1937 |
4 |
| Kobe Steel, Ltd. | 896 |
3 |
| Norgren GmbH | 99 |
3 |
| FUJIKURA COMPOSITES Inc. | 112 |
3 |
| Honda Motor Co., Ltd. | 25891 |
2 |
| Hitachi Construction Machinery Co., Ltd. | 2730 |
2 |
| Debiotech S.A. | 119 |
2 |
| Doosan Infracore Co., Ltd. | 308 |
2 |
| Forum US, Inc. | 345 |
2 |
| GE Avio S.r.l. | 326 |
2 |
| Goodrich Corporation | 2180 |
2 |
| J.H. Fletcher & Co. | 78 |
2 |
| Kobelco Cranes Co., Ltd. | 29 |
2 |
| Other owners | 110 |