- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23D - Burners
- F23D 14/84 - Flame spreading or otherwise shaping
Patent holdings for IPC class F23D 14/84
Total number of patents in this class: 197
10-year publication summary
|
17
|
14
|
17
|
23
|
10
|
10
|
12
|
17
|
16
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ClearSign Technologies Corporation | 53 |
12 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4118 |
11 |
| Haier US Appliance Solutions, Inc. | 4041 |
9 |
| Weber-Stephen Products LLC, formerly known AS Wspc Acquisition Company, LLC | 620 |
7 |
| Air Products and Chemicals, Inc. | 1474 |
6 |
| ClearSign Combustion Corporation | 110 |
6 |
| Midea Group Co., Ltd. | 5034 |
6 |
| Rinnai Corporation | 284 |
5 |
| Taiyo Nippon Sanso Corporation | 351 |
5 |
| Fives Stein | 108 |
4 |
| Kyungdong Navien Co., Ltd. | 642 |
4 |
| Praxair Technology, Inc. | 1220 |
4 |
| Zeeco, Inc. | 42 |
4 |
| Wuhu Midea Smart Kitchen Appliance Manufacturing Co., Ltd. | 124 |
4 |
| Iwatani Corporation | 124 |
3 |
| John Zink Company, LLC | 132 |
3 |
| Pro-Iroda Industries, Inc. | 113 |
3 |
| Rheem Manufacturing Company | 1020 |
3 |
| LG Electronics Inc. | 75818 |
2 |
| Honeywell International Inc. | 12772 |
2 |
| Other owners | 94 |