- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 29/64 - MountingAssemblingDisassembling of axial pumps
Patent holdings for IPC class F04D 29/64
Total number of patents in this class: 1153
10-year publication summary
|
118
|
118
|
83
|
70
|
84
|
85
|
79
|
71
|
96
|
64
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10102 |
63 |
| Safran Aircraft Engines | 6694 |
54 |
| Hunter Fan Company | 895 |
51 |
| ebm-papst Mulfingen GmbH & Co. KG | 498 |
23 |
| General Electric Company | 13899 |
19 |
| Edwards Japan Limited | 439 |
18 |
| Delta Electronics, Inc. | 2830 |
17 |
| Opple Lighting Co., Ltd. | 922 |
17 |
| Suzhou Opple Lighting Co., Ltd. | 687 |
17 |
| Midea Group Co., Ltd. | 5028 |
15 |
| Hamilton Sundstrand Corporation | 5015 |
14 |
| Delta T, LLC | 280 |
14 |
| Ziehl-abegg SE | 222 |
13 |
| Pratt & Whitney Canada Corp. | 5479 |
12 |
| GE Infrastructure Technology, LLC | 6171 |
12 |
| GD Midea Environment Appliances MFG Co., Ltd. | 234 |
12 |
| Mitsubishi Power, Ltd. | 1833 |
12 |
| Nidec Corporation | 2817 |
11 |
| Purple Cloud Development Pte. Ltd. | 60 |
11 |
| Shimadzu Corporation | 6340 |
10 |
| Other owners | 738 |