- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 13/00 - Pumping installations or systems
Patent holdings for IPC class F04D 13/00
Total number of patents in this class: 112
10-year publication summary
|
11
|
14
|
9
|
3
|
8
|
8
|
5
|
8
|
3
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ebara Corporation | 2271 |
14 |
| Mitsubishi Heavy Industries, Ltd. | 9016 |
7 |
| LG Electronics Inc. | 74953 |
6 |
| MPW Industrial Services Group, Inc | 7 |
4 |
| PeopleFlo Manufacturing, Inc. | 18 |
3 |
| Halliburton Energy Services, Inc. | 21169 |
2 |
| Hitachi, Ltd. | 15881 |
2 |
| ABB Schweiz AG | 7429 |
2 |
| Ilsung Co Ltd. | 11 |
2 |
| Saudi Arabian Oil Company | 13943 |
2 |
| Steeper Energy ApS | 73 |
2 |
| Torishima Pump Mfg. Co., Ltd. | 10 |
2 |
| Turbine Powered Technology, LLC | 10 |
2 |
| Eaton Intelligent Power Limited | 6154 |
2 |
| Grundfos Management a/s | 173 |
2 |
| Cameron Farms Hutterite Colony | 4 |
2 |
| Schlumberger Technology Corporation | 11471 |
1 |
| Mitsubishi Electric Corporation | 47556 |
1 |
| Chevron U.S.A. Inc. | 4073 |
1 |
| Terumo Kabushiki Kaisha | 5730 |
1 |
| Other owners | 52 |