- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F15D - Fluid dynamics, i.e. methods or means for influencing the flow of gases or liquids
- F15D 1/02 - Influencing the flow of fluids in pipes or conduits
Patent holdings for IPC class F15D 1/02
Total number of patents in this class: 572
10-year publication summary
|
44
|
51
|
54
|
49
|
43
|
53
|
43
|
46
|
26
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canada Pipeline Accessories, Co. Ltd. | 94 |
16 |
| President and Fellows of Harvard College | 6002 |
11 |
| The Boeing Company | 20131 |
8 |
| Halliburton Energy Services, Inc. | 20964 |
6 |
| Tenneco Automotive Operating Company Inc. | 557 |
6 |
| Vortex Pipe Systems LLC | 40 |
6 |
| Hamilton Sundstrand Corporation | 4923 |
5 |
| Emerson Process Management Regulator Technologies, Inc. | 383 |
5 |
| Fisher Controls International LLC | 1506 |
5 |
| Ichor Systems, Inc. | 72 |
5 |
| FLSmidth A/S | 774 |
5 |
| Toyota Motor Corporation | 32956 |
4 |
| Endress+Hauser Flowtec AG | 818 |
4 |
| FMC Technologies, Inc. | 609 |
4 |
| McCrometer, Inc. | 43 |
4 |
| PAVmed Inc. | 81 |
4 |
| Shibata Corporation | 11 |
4 |
| The University of British Columbia | 1512 |
4 |
| Voith Patent GmbH | 2769 |
4 |
| Sensia LLC | 142 |
4 |
| Other owners | 458 |