- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 37/00 - Pumps specially adapted for elastic fluids and having pertinent characteristics not provided for in, or of interest apart from, groups
Patent holdings for IPC class F04B 37/00
Total number of patents in this class: 72
10-year publication summary
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4
|
3
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6
|
9
|
2
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4
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6
|
3
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SPM Oil & Gas Inc. | 346 |
10 |
| LG Electronics Inc. | 74953 |
4 |
| Sumitomo Heavy Industries, Ltd. | 2031 |
3 |
| Torramics, Inc. | 8 |
3 |
| STMicroelectronics S.r.l. | 3407 |
2 |
| Carrier Corporation | 3968 |
2 |
| GREE Green Refrigeration Technology Center Co., Ltd. of Zhuhai | 166 |
2 |
| Hanon Systems | 2067 |
2 |
| National Oilwell Varco, L.P. | 1700 |
2 |
| S.P.M. Flow Control, Inc. | 99 |
2 |
| Ventiva, Inc. | 28 |
2 |
| CASTRO ARRIAGADA, Luis Osvaldo | 9 |
2 |
| Pratt & Whitney Canada Corp. | 5210 |
1 |
| Becton, Dickinson and Company | 7539 |
1 |
| Huawei Technologies Co., Ltd. | 119891 |
1 |
| Hyundai Motor Company | 23688 |
1 |
| Agilent Technologies, Inc. | 2644 |
1 |
| Kia Motors Corporation | 7725 |
1 |
| Arizona Board of Regents for and on behalf of Arizona State University | 392 |
1 |
| Boostheat | 15 |
1 |
| Other owners | 28 |