- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 185
10-year publication summary
|
29
|
17
|
14
|
17
|
23
|
10
|
11
|
10
|
16
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3581 |
13 |
| ClearSign Technologies Corporation | 47 |
12 |
| Haier US Appliance Solutions, Inc. | 3319 |
7 |
| Weber-Stephen Products LLC, formerly known AS Wspc Acquisition Company, LLC | 567 |
7 |
| Air Products and Chemicals, Inc. | 1425 |
6 |
| ClearSign Combustion Corporation | 111 |
6 |
| Midea Group Co., Ltd. | 4277 |
6 |
| Taiyo Nippon Sanso Corporation | 358 |
5 |
| Praxair Technology, Inc. | 1338 |
4 |
| Rheem Manufacturing Company | 915 |
4 |
| Zeeco, Inc. | 40 |
4 |
| John Zink Company, LLC | 146 |
3 |
| Kyungdong Navien Co., Ltd. | 594 |
3 |
| Pro-Iroda Industries, Inc. | 116 |
3 |
| Rinnai Corporation | 228 |
3 |
| LG Electronics Inc. | 70831 |
2 |
| Honeywell International Inc. | 14009 |
2 |
| Arcelik A.S. | 3570 |
2 |
| Electrolux Appliances Aktiebolag | 1270 |
2 |
| Elster GmbH | 41 |
2 |
| Other owners | 89 |