- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F15B - Systems acting by means of fluids in general; fluid-pressure actuators, e.g. servomotors; details 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
23
|
14
|
16
|
11
|
14
|
18
|
23
|
8
|
18
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Woodward, Inc. | 602 |
8 |
President and Fellows of Harvard College | 5792 |
7 |
Caterpillar Inc. | 8877 |
5 |
The Boeing Company | 19843 |
4 |
Robert Bosch GmbH | 40953 |
4 |
Kanzaki Kokyukoki Mfg. Co., Ltd. | 193 |
4 |
National Technology & Engineering Solutions of Sandia, LLC | 1851 |
4 |
Kobe Steel, Ltd. | 912 |
3 |
Kubota Corporation | 3054 |
3 |
Norgren GmbH | 96 |
3 |
FUJIKURA COMPOSITES Inc. | 61 |
3 |
Honda Motor Co., Ltd. | 24537 |
2 |
Hitachi Construction Machinery Co., Ltd. | 2498 |
2 |
Debiotech S.A. | 143 |
2 |
Doosan Infracore Co., Ltd. | 313 |
2 |
Forum US, Inc. | 315 |
2 |
Goodrich Corporation | 2081 |
2 |
J.H. Fletcher & Co. | 82 |
2 |
Kobelco Cranes Co., Ltd. | 40 |
2 |
Parker-Hannifin Corporation | 999 |
2 |
Other owners | 111 |