- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F17D - Pipe-line systems; pipe-lines
- F17D 3/03 - Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another
Patent holdings for IPC class F17D 3/03
Total number of patents in this class: 24
10-year publication summary
|
3
|
1
|
3
|
2
|
5
|
1
|
5
|
1
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
2 |
| Brillouin Energy Corp. | 6 |
2 |
| Airbus Helicopters | 984 |
1 |
| Applied Materials, Inc. | 16587 |
1 |
| Lam Research Corporation | 4775 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
1 |
| ABB Schweiz AG | 6321 |
1 |
| Indian Oil Corporation Limited | 329 |
1 |
| Marathon Petroleum Company LP | 300 |
1 |
| Pep Energy Systems Ltd | 3 |
1 |
| Phillips 66 Company | 1073 |
1 |
| Riken | 1669 |
1 |
| Saudi Arabian Oil Company | 11322 |
1 |
| Statoil Petroleum AS | 555 |
1 |
| Texon LP | 20 |
1 |
| UD Trucks Corporation | 137 |
1 |
| Green Mill Supercritical, Inc. | 8 |
1 |
| GHD Services, Inc. | 2 |
1 |
| Sichuan Chuanda West China Pharmaceutial Co. Ltd | 2 |
1 |
| Lochterra Inc. | 5 |
1 |
| Other owners | 2 |