- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 563
10-year publication summary
|
55
|
52
|
56
|
59
|
51
|
45
|
65
|
45
|
47
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canada Pipeline Accessories, Co. Ltd. | 90 |
16 |
| President and Fellows of Harvard College | 5792 |
11 |
| The Boeing Company | 19843 |
8 |
| Halliburton Energy Services, Inc. | 20165 |
7 |
| Tenneco Automotive Operating Company Inc. | 658 |
6 |
| Vortex Pipe Systems LLC | 34 |
6 |
| Hamilton Sundstrand Corporation | 4525 |
5 |
| Emerson Process Management Regulator Technologies, Inc. | 373 |
5 |
| Fisher Controls International LLC | 1520 |
5 |
| FLSmidth A/S | 923 |
5 |
| Sensia LLC | 139 |
5 |
| ASML Netherlands B.V. | 6816 |
4 |
| Endress+Hauser Flowtec AG | 794 |
4 |
| FMC Technologies, Inc. | 603 |
4 |
| Hagepe International B.V. | 16 |
4 |
| Ichor Systems, Inc. | 59 |
4 |
| McCrometer, Inc. | 44 |
4 |
| PAVmed Inc. | 75 |
4 |
| The University of British Columbia | 1432 |
4 |
| Voith Patent GmbH | 2727 |
4 |
| Other owners | 448 |