- 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 5/00 - Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versaVarying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
Patent holdings for IPC class F15B 5/00
Total number of patents in this class: 122
10-year publication summary
|
8
|
12
|
6
|
11
|
10
|
6
|
7
|
4
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fisher Controls International LLC | 1494 |
17 |
| Samson Aktiengesellschaft | 279 |
15 |
| Azbil Corporation | 473 |
10 |
| Festo SE & Co. KG | 409 |
5 |
| Siemens AG | 24314 |
3 |
| Robert Bosch GmbH | 43428 |
3 |
| The Regents of the University of Colorado, a body corporate | 2773 |
3 |
| Dresser LLC | 284 |
3 |
| Hamilton Sundstrand Corporation | 5010 |
2 |
| Citadel Drilling Ltd. | 23 |
2 |
| Energy Recovery, Inc. | 186 |
2 |
| Evolution Engineering Inc. | 300 |
2 |
| Fairchild Industrial Products Company | 8 |
2 |
| Norgren Limited | 103 |
2 |
| Tescom Corporation | 117 |
2 |
| Tokkyokiki Corporation | 24 |
2 |
| Tonand Inc. | 17 |
2 |
| Samsung Electronics Co., Ltd. | 152534 |
1 |
| Hitachi Construction Machinery Co., Ltd. | 2689 |
1 |
| Electronics and Telecommunications Research Institute | 9473 |
1 |
| Other owners | 42 |