- 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: 568
10-year publication summary
|
35
|
51
|
42
|
40
|
57
|
52
|
45
|
50
|
58
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
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 | 3599 |
27 |
| Robert Bosch GmbH | 41786 |
20 |
| Linde Aktiengesellschaft | 1549 |
17 |
| Hydrostor Inc. | 57 |
14 |
| Bayerische Motoren Werke Aktiengesellschaft | 13863 |
10 |
| Air Products and Chemicals, Inc. | 1435 |
10 |
| Entegris, Inc. | 1814 |
10 |
| Iogen Corporation | 144 |
8 |
| Marathon Petroleum Company LP | 334 |
8 |
| Praxair Technology, Inc. | 1330 |
8 |
| Nel Hydrogen A/S | 41 |
8 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13086 |
8 |
| Volvo Truck Corporation | 3106 |
7 |
| Hyundai Motor Company | 20483 |
6 |
| Toyota Motor Corporation | 30455 |
5 |
| Blue Wave Co S.A. | 59 |
5 |
| Tatsumi Corporation | 70 |
5 |
| Honda Motor Co., Ltd. | 24866 |
4 |
| Caterpillar Inc. | 9166 |
4 |
| Daimler AG | 3418 |
4 |
| Other owners | 380 |