- 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 13/06 - Closures, e.g. cap, breakable member
Patent holdings for IPC class F17C 13/06
Total number of patents in this class: 379
10-year publication summary
|
29
|
26
|
45
|
27
|
31
|
37
|
31
|
32
|
45
|
17
|
| 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 | 3967 |
17 |
| Toyota Motor Corporation | 31819 |
15 |
| Cryoport, Inc. | 160 |
15 |
| Hydrostor Inc. | 58 |
14 |
| Honda Motor Co., Ltd. | 25174 |
8 |
| Linde Aktiengesellschaft | 1516 |
8 |
| Air Products and Chemicals, Inc. | 1417 |
6 |
| Gaztransport et Technigaz | 575 |
6 |
| Hyperkinetics Corporation | 12 |
6 |
| Hexagon Technology AS | 130 |
5 |
| Lotte Chemical Corporation | 726 |
5 |
| Parker-Hannifin Corporation | 1035 |
5 |
| Toyoda Gosei Co., Ltd. | 1772 |
4 |
| Coravin, Inc. | 135 |
4 |
| HYDAC Technology GmbH | 237 |
4 |
| Kautex Textron GmbH & Co. KG | 494 |
4 |
| Luxembourg Patent Company S.A. | 103 |
4 |
| Messer Gaspack GmbH | 24 |
4 |
| Tokyo Denki University | 49 |
4 |
| Duksan Aetherct Co., Ltd. | 10 |
4 |
| Other owners | 237 |