- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23D - Burners
- F23D 14/78 - Cooling burner parts
Patent holdings for IPC class F23D 14/78
Total number of patents in this class: 238
10-year publication summary
|
17
|
17
|
33
|
20
|
18
|
14
|
14
|
11
|
9
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johns Manville | 944 |
29 |
| Siemens AG | 24342 |
14 |
| Rinnai Corporation | 254 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 8861 |
7 |
| Collins Engine Nozzles, Inc. | 284 |
7 |
| Air Products and Chemicals, Inc. | 1446 |
6 |
| General Electric Company | 13858 |
5 |
| Kyungdong Navien Co., Ltd. | 621 |
5 |
| Wuhu Midea Kitchen and Bath Appliances Mfg. Co., Ltd. | 179 |
5 |
| Mitsubishi Power, Ltd. | 1809 |
5 |
| Corning Incorporated | 10382 |
4 |
| NOVA Chemicals (International) S.A. | 785 |
4 |
| Owens-Brockway Glass Container Inc. | 783 |
4 |
| Saint-Gobain Isover | 618 |
4 |
| GE Infrastructure Technology, LLC | 6196 |
4 |
| Linde GmbH | 1275 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3541 |
3 |
| Berry Metal Company | 52 |
3 |
| Chugai Ro Co., Ltd. | 128 |
3 |
| Linde Aktiengesellschaft | 1487 |
3 |
| Other owners | 110 |