- 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 7/00 - Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
Patent holdings for IPC class F17C 7/00
Total number of patents in this class: 538
10-year publication summary
|
36
|
35
|
51
|
42
|
40
|
57
|
52
|
45
|
50
|
20
|
| 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 |
27 |
| Linde Aktiengesellschaft | 1600 |
17 |
| Robert Bosch GmbH | 40953 |
15 |
| Hydrostor Inc. | 49 |
14 |
| Air Products and Chemicals, Inc. | 1448 |
10 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
10 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
9 |
| Entegris, Inc. | 1736 |
9 |
| Iogen Corporation | 136 |
8 |
| Praxair Technology, Inc. | 1367 |
8 |
| Volvo Truck Corporation | 2764 |
7 |
| Nel Hydrogen A/S | 54 |
7 |
| Marathon Petroleum Company LP | 300 |
6 |
| Hyundai Motor Company | 19021 |
5 |
| Blue Wave Co S.A. | 59 |
5 |
| Cryostar SAS | 110 |
5 |
| Honda Motor Co., Ltd. | 24537 |
4 |
| Toyota Motor Corporation | 28582 |
4 |
| Daimler AG | 3462 |
4 |
| Air Liquide Large Industries U.S. LP | 47 |
4 |
| Other owners | 360 |