- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F17D - Pipe-line systems; pipe-lines
- F17D 3/18 - Arrangements for supervising or controlling working operations for measuring the quantity of conveyed product
Patent holdings for IPC class F17D 3/18
Total number of patents in this class: 73
10-year publication summary
|
6
|
4
|
10
|
9
|
8
|
7
|
5
|
5
|
8
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Air Products and Chemicals, Inc. | 1448 |
4 |
| Saudi Arabian Oil Company | 11322 |
4 |
| H2 Clipper, Inc. | 27 |
4 |
| Canada Pipeline Accessories, Co. Ltd. | 90 |
3 |
| Engie | 174 |
3 |
| General Electric Company | 18133 |
2 |
| Halliburton Energy Services, Inc. | 20165 |
2 |
| AMI Investments, LLC | 8 |
2 |
| Rubicon Research Pty Ltd. | 72 |
2 |
| Project Canary, PBC | 41 |
2 |
| Toyota Motor Corporation | 28582 |
1 |
| Honeywell International Inc. | 13799 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
1 |
| Rolls-Royce PLC | 2944 |
1 |
| Kennametal Inc. | 1380 |
1 |
| Badger Meter, Inc. | 192 |
1 |
| Chiyoda Corporation | 363 |
1 |
| Csir | 185 |
1 |
| EOG Resources, Inc. | 70 |
1 |
| Fisher Controls International LLC | 1520 |
1 |
| Other owners | 35 |