- 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 9/02 - Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure with change of state, e.g. vaporisation
Patent holdings for IPC class F17C 9/02
Total number of patents in this class: 616
10-year publication summary
|
47
|
38
|
60
|
59
|
37
|
28
|
36
|
38
|
44
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 231 |
36 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2871 |
25 |
| Hanwha Ocean Co., Ltd. | 128 |
25 |
| Hyundai Heavy Industries Co., Ltd. | 276 |
20 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3984 |
19 |
| Air Products and Chemicals, Inc. | 1447 |
13 |
| Gaztransport et Technigaz | 596 |
13 |
| Praxair Technology, Inc. | 1273 |
13 |
| ExxonMobil Upstream Research Company | 2380 |
10 |
| PAX Labs, Inc. | 160 |
10 |
| Cryostar SAS | 120 |
9 |
| Samsung Heavy Ind. Co., Ltd. | 240 |
8 |
| Wartsila Finland Oy | 734 |
8 |
| Linde Aktiengesellschaft | 1485 |
7 |
| IHI Corporation | 3467 |
6 |
| IHI Plant Services Corporation | 24 |
6 |
| U.S. Bank Trust Company, National Association, AS The Notes Collateral Agent | 68 |
6 |
| HPDI Technology Limited Partnership | 175 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8871 |
5 |
| Caterpillar Inc. | 9730 |
5 |
| Other owners | 366 |