- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 29/048 - Bearings magneticBearings electromagnetic
Patent holdings for IPC class F04D 29/048
Total number of patents in this class: 198
10-year publication summary
|
16
|
13
|
21
|
25
|
20
|
25
|
25
|
10
|
8
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tc1 LLC | 633 |
19 |
| Levitronix GmbH | 64 |
11 |
| Halliburton Energy Services, Inc. | 20901 |
10 |
| Terumo Kabushiki Kaisha | 5536 |
8 |
| Upwing Energy, Inc. | 50 |
8 |
| BiVACOR Inc. | 18 |
7 |
| Iwaki Co., Ltd. | 58 |
6 |
| Daikin Industries, Ltd. | 10004 |
5 |
| NTN Corporation | 4976 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8725 |
4 |
| Boston Scientific Scimed, Inc. | 10280 |
4 |
| Eurosets S.r.l. | 113 |
4 |
| Tokyo Institute of Technology | 1374 |
4 |
| Danfoss A/S | 1355 |
4 |
| Kardion GmbH | 167 |
4 |
| Siemens AG | 24477 |
3 |
| ABIOMED, Inc. | 750 |
3 |
| Berlin Heart GmbH | 189 |
3 |
| Edwards Japan Limited | 421 |
3 |
| Mitsubishi Heavy Industries Compressor Corporation | 631 |
3 |
| Other owners | 80 |