- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 8/98 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying specially adapted for specific purposes for removing ozone
Patent holdings for IPC class F24F 8/98
Total number of patents in this class: 28
10-year publication summary
|
0
|
0
|
1
|
2
|
8
|
4
|
3
|
1
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IONaer International Arizona, LLC | 21 |
6 |
| Toyota Motor Corporation | 35992 |
2 |
| Woco GmbH & Co. KG | 15 |
2 |
| Korea Institute of Materials Science | 260 |
2 |
| Samsung Electronics Co., Ltd. | 158605 |
1 |
| Bombardier Inc. | 763 |
1 |
| ETi Solid State Lighting Inc. | 85 |
1 |
| NVC Lighting Limited | 17 |
1 |
| University Public Corporation Osaka | 298 |
1 |
| ETI Solid State Lighting (Zhuhai) Ltd. | 26 |
1 |
| Junsys Co., Ltd. | 3 |
1 |
| Mitsubishi Power Environmental Solutions, Ltd. | 44 |
1 |
| EVO America, LLC | 26 |
1 |
| X. J. Electronics (Shenzhen) Co., Ltd. | 5 |
1 |
| Fabrum Holdings Limited | 1 |
1 |
| Henderson Real Estate Agency Limited | 2 |
1 |
| Clean Airs Inc. | 1 |
1 |
| Crawford Global Limited | 34 |
1 |
| NVC Lighting Japan Co., Ltd. | 7 |
1 |
| Dernier and Hamlyn Inc. | 10 |
1 |
| Other owners | 0 |