- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04D - Non-positive-displacement pumps
- F04D 29/62 - Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
Patent holdings for IPC class F04D 29/62
Total number of patents in this class: 1275
10-year publication summary
|
123
|
150
|
156
|
143
|
142
|
124
|
83
|
90
|
102
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries Compressor Corporation | 613 |
53 |
| Dyson Technology Limited | 3124 |
31 |
| Grundfos Holding A/S | 506 |
26 |
| Siemens AG | 24990 |
23 |
| LG Electronics Inc. | 69257 |
22 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
22 |
| Halliburton Energy Services, Inc. | 20165 |
18 |
| Daikin Industries, Ltd. | 9495 |
18 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
17 |
| Zhongshan Broad-Ocean Motor Co., Ltd. | 499 |
17 |
| Denso Corporation | 23338 |
16 |
| Delta Electronics, Inc. | 2401 |
15 |
| ITT Manufacturing Enterprises LLC | 518 |
15 |
| Regal Beloit America, Inc. | 939 |
15 |
| ebm-papst Mulfingen GmbH & Co. KG | 608 |
13 |
| Pierburg Pump Technology GmbH | 305 |
13 |
| Hamilton Sundstrand Corporation | 4525 |
12 |
| Rolls-Royce Corporation | 1686 |
12 |
| Valeo Systemes Thermiques | 2471 |
12 |
| Mitsubishi Electric Corporation | 43934 |
11 |
| Other owners | 894 |