- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23L - Supplying air or non-combustible liquids or gases to combustion apparatus in generalvalves or dampers specially adapted for controlling air supply or draught in combustion apparatusinducing draught in combustion apparatustops for chimneys or ventilating shaftsterminals for flues
- F23L 5/02 - Arrangements of fans or blowers
Patent holdings for IPC class F23L 5/02
Total number of patents in this class: 121
10-year publication summary
|
6
|
23
|
16
|
13
|
11
|
8
|
18
|
4
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rinnai Corporation | 280 |
10 |
| Noritz Corporation | 288 |
7 |
| Regal Beloit America, Inc. | 851 |
6 |
| BDR Thermea Group B.V. | 176 |
5 |
| Biochar Now, LLC | 22 |
5 |
| Brunswick Corporation | 1454 |
4 |
| SIT S.p.A. | 95 |
4 |
| Intergas Heating Assets B.V. | 30 |
3 |
| Truma Gerätetechnik GmbH & Co. KG | 286 |
3 |
| Carrier Corporation | 3967 |
2 |
| Camus Hydronics Limited | 28 |
2 |
| ebm-papst Landshut GmbH | 87 |
2 |
| Expro Americas, LLC | 48 |
2 |
| Haier US Appliance Solutions, Inc. | 3972 |
2 |
| Lennox Industries Inc. | 1086 |
2 |
| Nippon Oil Pump Co., Ltd. | 29 |
2 |
| Onward Multi-Corp Inc. | 61 |
2 |
| Tsukishima Kikai Co., Ltd. | 112 |
2 |
| Nordgas S.r.l. | 4 |
2 |
| Pellasx Spółka z.o.o Spółka komandytowa | 4 |
2 |
| Other owners | 52 |