- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- 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: 66
10-year publication summary
|
10
|
4
|
3
|
7
|
10
|
2
|
4
|
5
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SPM Oil & Gas Inc. | 316 |
10 |
| LG Electronics Inc. | 71039 |
5 |
| STMicroelectronics S.r.l. | 3654 |
2 |
| Carrier Corporation | 4451 |
2 |
| GREE Green Refrigeration Technology Center Co., Ltd. of Zhuhai | 160 |
2 |
| Hanon Systems | 1819 |
2 |
| National Oilwell Varco, L.P. | 1627 |
2 |
| S.P.M. Flow Control, Inc. | 100 |
2 |
| Sumitomo Heavy Industries, Ltd. | 1815 |
2 |
| Xergy Inc. | 14 |
2 |
| CASTRO ARRIAGADA, Luis Osvaldo | 8 |
2 |
| Torramics, Inc. | 4 |
2 |
| Pratt & Whitney Canada Corp. | 4442 |
1 |
| Becton, Dickinson and Company | 7071 |
1 |
| Huawei Technologies Co., Ltd. | 106762 |
1 |
| Hyundai Motor Company | 20483 |
1 |
| Agilent Technologies, Inc. | 2676 |
1 |
| Kia Motors Corporation | 7777 |
1 |
| Arizona Board of Regents for and on behalf of Arizona State University | 397 |
1 |
| Boostheat | 21 |
1 |
| Other owners | 23 |