- All sections
- A - Human necessities
- A62B - Devices, apparatus or methods for life-saving
- A62B 3/00 - Devices or single parts for facilitating escape from buildings or the like, e.g. protection shields, protection screensPortable devices for preventing smoke penetrating into distinct parts of buildings
Patent holdings for IPC class A62B 3/00
Total number of patents in this class: 280
10-year publication summary
|
35
|
31
|
63
|
47
|
33
|
31
|
25
|
25
|
23
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LUKAS Hydraulik GmbH | 43 |
25 |
| Weber-Hydraulik GmbH | 21 |
15 |
| SNAP-ON Incorporated | 1415 |
9 |
| Honeywell International Inc. | 13596 |
6 |
| Lufthansa Technik AG | 477 |
6 |
| Uniqative LLC | 9 |
6 |
| Holmatro B.V. | 53 |
6 |
| Libervit | 13 |
5 |
| Ford Global Technologies, LLC | 20355 |
4 |
| Marimils Oy | 26 |
4 |
| Ogura & Co., Ltd. | 16 |
4 |
| Continental Automotive GmbH | 5026 |
3 |
| Gränsfors Smide i Gnarp AB | 3 |
3 |
| Life Safety Products B.V. | 13 |
3 |
| N.V. Holmatro | 8 |
3 |
| Holmatro N.V. | 3 |
3 |
| Lifeone Inc. | 3 |
3 |
| NEC Corporation | 35167 |
2 |
| Korea Advanced Institute of Science and Technology | 4298 |
2 |
| Beijing University of Technology | 489 |
2 |
| Other owners | 166 |