- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F23J - Removal or treatment of combustion products or combustion residues; flues
- F23J 7/00 - Arrangement of devices for supplying chemicals to fire
Patent holdings for IPC class F23J 7/00
Total number of patents in this class: 195
10-year publication summary
|
23
|
21
|
19
|
20
|
19
|
14
|
10
|
8
|
11
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ARQ Solutions (es), Inc. | 58 |
18 |
| NOx II, Ltd. | 50 |
17 |
| IHI Corporation | 3268 |
13 |
| ITEA S.p.A. | 29 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
| The Lubrizol Corporation | 1335 |
4 |
| S.A. Lhoist Recherche et Developpement | 163 |
4 |
| Vrc Technology, LLC | 4 |
4 |
| GE Infrastructure Technology, LLC | 5873 |
4 |
| Chugai Ro Co., Ltd. | 124 |
3 |
| The Chugoku Electric Power Co., Inc. | 498 |
3 |
| Ecomb AB | 12 |
3 |
| Environmental Energy Services, Inc. | 25 |
3 |
| Solvay SA | 1181 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
3 |
| Mitsubishi Power, Ltd. | 1680 |
3 |
| Alstom Technology Ltd | 1196 |
2 |
| Air Products and Chemicals, Inc. | 1448 |
2 |
| Kawasaki Heavy Industries, Limited | 1524 |
2 |
| Actree Corporation | 8 |
2 |
| Other owners | 92 |