- All sections
- A - Human necessities
- A62C - Fire-fighting
- A62C 2/22 - Fire-dampers with provision for the removal of an obstacle, e.g. rails or conveyors, before closing the opening
Patent holdings for IPC class A62C 2/22
Total number of patents in this class: 18
10-year publication summary
|
3
|
0
|
2
|
0
|
1
|
3
|
1
|
2
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Semes Co., Ltd. | 1677 |
3 |
| Autostore Technology AS | 1228 |
3 |
| Daifuku Co., Ltd. | 1079 |
2 |
| Krones AG | 2275 |
2 |
| Ursatech Ltd. | 22 |
2 |
| Panasonic Corporation | 19060 |
1 |
| Amrona AG | 39 |
1 |
| Bank of America, N.A. | 284 |
1 |
| Panasonic Ecology Systems Guangdong Co., Ltd. | 111 |
1 |
| Wagner Group GmbH | 118 |
1 |
| Fortyfive Fabrication, LLC | 1 |
1 |
| Other owners | 0 |