- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 3/163 - Clean air work stations, i.e. selected areas within a space to which filtered air is passed
Patent holdings for IPC class F24F 3/163
Total number of patents in this class: 91
10-year publication summary
|
1
|
1
|
4
|
4
|
17
|
18
|
15
|
13
|
13
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Industrial Equipment Systems Co., Ltd. | 1561 |
6 |
| Sld Technology, Inc. | 35 |
3 |
| Honeywell International Inc. | 12767 |
2 |
| Philip Morris Products S.A. | 8342 |
2 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49324 |
2 |
| Equashield Medical Ltd. | 138 |
2 |
| Kateeva, Inc. | 397 |
2 |
| Synergetics Pty Ltd | 10 |
2 |
| Measured Air Performance, LLC | 12 |
2 |
| Vertiv Corporation | 785 |
2 |
| Franz Ziel GmbH | 11 |
2 |
| Magplasma, Inc. | 7 |
2 |
| Körber Technologies GmbH | 265 |
2 |
| Woas SA | 3 |
2 |
| Germfree Laboratories, LLC | 8 |
2 |
| Wilson Innovations & Consulting, LLC | 10 |
2 |
| Applied Materials, Inc. | 20625 |
1 |
| Carrier Corporation | 3960 |
1 |
| President and Fellows of Harvard College | 6118 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5299 |
1 |
| Other owners | 50 |