- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04D - Non-positive-displacement pumps
- F04D 25/06 - Units comprising pumps and their driving means the pump being electrically driven
Patent holdings for IPC class F04D 25/06
Total number of patents in this class: 2825
10-year publication summary
|
289
|
322
|
350
|
397
|
393
|
284
|
301
|
319
|
306
|
87
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nidec Corporation | 2579 |
102 |
| Delta Electronics, Inc. | 2401 |
84 |
| LG Electronics Inc. | 69257 |
81 |
| Robert Bosch GmbH | 40953 |
67 |
| EBM-Papst St. Georgen GmbH & Co. KG | 286 |
49 |
| Hamilton Sundstrand Corporation | 4525 |
47 |
| Mitsubishi Electric Corporation | 43934 |
44 |
| Hunter Fan Company | 699 |
41 |
| Asia Vital Components Co., Ltd. | 413 |
40 |
| ebm-papst Mulfingen GmbH & Co. KG | 608 |
39 |
| Valeo Systemes Thermiques | 2471 |
39 |
| Toyota Industries Corporation | 1010 |
30 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
30 |
| Carrier Corporation | 4759 |
29 |
| BorgWarner Inc. | 2604 |
28 |
| Dyson Technology Limited | 3124 |
26 |
| ResMed Motor Technologies Inc | 72 |
25 |
| Regal Beloit America, Inc. | 939 |
25 |
| Minebea Mitsumi Inc. | 1461 |
25 |
| Hanon Systems | 1632 |
24 |
| Other owners | 1950 |