- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F17C - Vessels for containing or storing compressed, liquefied, or solidified gasesfixed-capacity gas-holdersfilling vessels with, or discharging from vessels, compressed, liquefied, or solidified gases
- F17C 5/04 - Methods or apparatus for filling pressure vessels with liquefied, solidified, or compressed gases for filling with liquefied gases requiring the use of refrigeration, e.g. filling with helium or hydrogen
Patent holdings for IPC class F17C 5/04
Total number of patents in this class: 118
10-year publication summary
|
6
|
16
|
10
|
9
|
9
|
8
|
11
|
15
|
13
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4122 |
20 |
| Linde GmbH | 1373 |
6 |
| Linde Aktiengesellschaft | 1416 |
5 |
| Honda Motor Co., Ltd. | 26154 |
3 |
| Firstelement Fuel Inc. | 33 |
3 |
| National Institute of Clean-and-low-carbon Energy | 155 |
3 |
| UChicago Argonne, LLC | 954 |
3 |
| Victrex Manufacturing Limited | 132 |
3 |
| China Energy Investment Corporation Limited | 163 |
3 |
| Texaco Development Corporation | 10 |
2 |
| Air Products and Chemicals, Inc. | 1468 |
2 |
| Brugg Rohr AG Holding | 34 |
2 |
| Fluor Technologies Corporation | 358 |
2 |
| Wartsila Finland Oy | 756 |
2 |
| Cryo PUR | 24 |
2 |
| Neoex Systems, Inc. | 10 |
2 |
| Agc, Inc. | 5590 |
2 |
| Bruker Switzerland AG | 174 |
2 |
| General Electric Company | 13938 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
1 |
| Other owners | 49 |