- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23J - Removal or treatment of combustion products or combustion residuesflues
- F23J 13/04 - JointsConnections
Patent holdings for IPC class F23J 13/04
Total number of patents in this class: 72
10-year publication summary
|
7
|
8
|
4
|
5
|
5
|
9
|
5
|
2
|
5
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Noritz Corporation | 290 |
11 |
| The Schebler Co. | 25 |
8 |
| Kyungdong Navien Co., Ltd. | 642 |
7 |
| FPI Fireplace Products International Ltd. | 53 |
3 |
| Industrial Ceramic Linings B.V. | 9 |
3 |
| Rheem Manufacturing Company | 1020 |
3 |
| Rinnai Corporation | 284 |
3 |
| DuraVent, Inc. | 58 |
3 |
| Owens Corning Intellectual Capital, LLC | 1731 |
2 |
| Almeva AG | 8 |
1 |
| AMEC Foster Wheeler Energia Oy | 23 |
1 |
| BDR Thermea Group B.V. | 182 |
1 |
| Dekomte de Temple Kompensatortechnik GmbH | 2 |
1 |
| Foster Wheeler Energia Oy | 42 |
1 |
| Frenzelit Werke GmbH | 2 |
1 |
| Ipex Technologies Inc. | 117 |
1 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4118 |
1 |
| M & G Group B.V. | 5 |
1 |
| Purpose Company Limited | 48 |
1 |
| Quest Integrity USA, LLC | 62 |
1 |
| Other owners | 18 |