- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 29/051 - Axial thrust balancing
Patent holdings for IPC class F04D 29/051
Total number of patents in this class: 357
10-year publication summary
|
29
|
36
|
49
|
50
|
33
|
19
|
16
|
30
|
30
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43096 |
20 |
| Hamilton Sundstrand Corporation | 4956 |
15 |
| Nuovo Pignone Tecnologie S.r.l. | 1056 |
14 |
| LG Electronics Inc. | 73825 |
13 |
| Thermodyn SAS | 32 |
11 |
| Upwing Energy, Inc. | 51 |
10 |
| Daikin Industries, Ltd. | 10174 |
8 |
| Mitsubishi Heavy Industries Compressor Corporation | 631 |
7 |
| Trane International Inc. | 1201 |
7 |
| Carrier Corporation | 4007 |
6 |
| JPMorgan Chase Bank, National Association | 8755 |
6 |
| GREE Electric Appliances, Inc. of Zhuhai | 3257 |
6 |
| Hanon Systems | 2009 |
6 |
| OneSubsea IP UK Limited | 424 |
6 |
| General Electric Company | 13830 |
5 |
| BorgWarner Inc. | 2601 |
5 |
| Edwards Limited | 792 |
5 |
| Leybold GmbH | 293 |
5 |
| Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 797 |
5 |
| Delta Electronics, Inc. | 2682 |
4 |
| Other owners | 193 |