- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F17C - Vessels for containing or storing compressed, liquefied, or solidified gases; fixed-capacity gas-holders; filling vessels with, or discharging from vessels, compressed, liquefied, or solidified gases
- F17C 7/02 - Discharging liquefied gases
Patent holdings for IPC class F17C 7/02
Total number of patents in this class: 366
10-year publication summary
48
|
23
|
31
|
29
|
29
|
34
|
21
|
35
|
35
|
9
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
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 | 3515 |
24 |
Linde Aktiengesellschaft | 1600 |
13 |
Gaztransport et Technigaz | 514 |
10 |
U.S. Bank Trust Company, National Association, AS The Notes Collateral Agent | 72 |
10 |
LG Electronics Inc. | 69257 |
9 |
Chart Inc. | 134 |
7 |
Hyundai Heavy Industries Co., Ltd. | 281 |
7 |
Rtx Corporation | 8674 |
7 |
Air Products and Chemicals, Inc. | 1448 |
6 |
Cryogenic Industries, LLC | 11 |
6 |
Westport Fuel Systems Canada Inc. | 246 |
6 |
Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 236 |
5 |
Praxair Technology, Inc. | 1367 |
5 |
Westport Power Inc. | 131 |
5 |
Korea Advanced Institute of Science and Technology | 3906 |
4 |
Cryoshelter GmbH | 39 |
4 |
Cryostar SAS | 110 |
4 |
L'Air Liquide, Societe Anonyme pour L'etude et L'exploitation des Proced ES Georges Claude | 296 |
4 |
Marathon Petroleum Company LP | 300 |
4 |
National Institute of Clean-and-low-carbon Energy | 122 |
4 |
Other owners | 222 |