- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 29/058 - Bearings magneticBearings electromagnetic
Patent holdings for IPC class F04D 29/058
Total number of patents in this class: 325
10-year publication summary
|
23
|
29
|
47
|
30
|
25
|
25
|
20
|
22
|
17
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 9995 |
38 |
| Shimadzu Corporation | 6163 |
24 |
| Edwards Japan Limited | 420 |
18 |
| Edwards Limited | 791 |
18 |
| Carrier Corporation | 4349 |
13 |
| Nuovo Pignone Tecnologie S.r.l. | 960 |
13 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 886 |
11 |
| Johnson Controls Tyco IP Holdings LLP | 641 |
11 |
| Siemens AG | 24518 |
8 |
| GREE Electric Appliances, Inc. of Zhuhai | 3241 |
7 |
| Solar Turbines Incorporated | 478 |
7 |
| Daikin Applied Americas Inc. | 81 |
6 |
| Nuovo Pignone SRL | 202 |
6 |
| Thermodyn SAS | 29 |
6 |
| Leybold GmbH | 292 |
6 |
| Upwing Energy, Inc. | 50 |
6 |
| LG Electronics Inc. | 72890 |
5 |
| NTN Corporation | 4981 |
5 |
| SKF Magnetic Mechatronics | 111 |
5 |
| Danfoss A/S | 1357 |
5 |
| Other owners | 107 |