- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F23J - Removal or treatment of combustion products or combustion residues; flues
- F23J 11/02 - Devices for conducting smoke or fumes, e.g. flues for conducting smoke or fumes originating from various locations to the outside, e.g. in locomotive sheds, in garages
Patent holdings for IPC class F23J 11/02
Total number of patents in this class: 20
10-year publication summary
|
2
|
1
|
0
|
1
|
2
|
3
|
2
|
1
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyungdong Navien Co., Ltd. | 566 |
3 |
| Truma Gerätetechnik GmbH & Co. KG | 283 |
3 |
| Panasonic Corporation | 20786 |
1 |
| FCA US LLC | 2755 |
1 |
| A. o. Smith Corporation | 204 |
1 |
| Belshaw Bros., Inc. | 12 |
1 |
| Fluor Technologies Corporation | 410 |
1 |
| Grand Mate Co., Ltd. | 90 |
1 |
| Greenheck Fan Corporation | 93 |
1 |
| Intergas Heating Assets B.V. | 41 |
1 |
| Plymovent Corporation | 9 |
1 |
| Rossman Enterprises, Incorporated | 7 |
1 |
| Valmet Technologies Oy | 284 |
1 |
| 1236220 B.C. Ltd | 6 |
1 |
| Emeg Group Limited | 2 |
1 |
| Huashan Technology Co., Ltd. | 4 |
1 |
| Other owners | 0 |