- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F17D - Pipe-line systemspipe-lines
- F17D 1/02 - Pipe-line systems for gases or vapours
Patent holdings for IPC class F17D 1/02
Total number of patents in this class: 172
10-year publication summary
|
9
|
4
|
11
|
9
|
16
|
14
|
11
|
15
|
17
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Canada Limited | 7627 |
6 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3277 |
6 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 478 |
4 |
| Schlumberger Technology Corporation | 11893 |
3 |
| Schlumberger Technology B.v. | 5302 |
3 |
| The Boeing Company | 20196 |
3 |
| Tokyo Electron Limited | 13884 |
3 |
| Dalian University of Technology | 1601 |
3 |
| Services Petroliers Schlumberger | 6038 |
3 |
| SunCoke Technology and Development LLC | 227 |
3 |
| DropTech, LLC | 4 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9172 |
2 |
| Applied Materials, Inc. | 20514 |
2 |
| Chevron U.S.A. Inc. | 4162 |
2 |
| Air Products and Chemicals, Inc. | 1468 |
2 |
| GrDF | 23 |
2 |
| Linde Aktiengesellschaft | 1416 |
2 |
| Marathon Petroleum Company LP | 420 |
2 |
| medin Medical Innovations GmbH | 30 |
2 |
| MKS Instruments, Inc. | 548 |
2 |
| Other owners | 114 |