- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23J - Removal or treatment of combustion products or combustion residuesflues
- F23J 15/08 - Arrangements of devices for treating smoke or fumes of heaters
Patent holdings for IPC class F23J 15/08
Total number of patents in this class: 85
10-year publication summary
|
7
|
8
|
7
|
7
|
6
|
8
|
7
|
8
|
10
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Watlow Electric Manufacturing Company | 575 |
6 |
| Graymont (PA) Inc. | 19 |
4 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
4 |
| Mitsubishi Power, Ltd. | 1832 |
4 |
| Next Carbon Solutions, LLC | 40 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 9115 |
2 |
| Hitachi Zosen Corporation | 602 |
2 |
| Huaneng Clean Energy Research Institute | 509 |
2 |
| Kyungdong Navien Co., Ltd. | 643 |
2 |
| Arvos Ljungstrom LLC | 48 |
2 |
| Sumitomo Shi FW Energia Oy | 62 |
2 |
| OMEGA Holdings, L.L.C. | 3 |
2 |
| Kingmaker Co., Ltd. | 2 |
2 |
| Huaneng Shandong Power Generation Co., Ltd. Zotye Power Plant | 49 |
2 |
| Carbodown | 7 |
2 |
| Huaneng Linyi Power Generation Co., Ltd | 45 |
2 |
| Samsung Electronics Co., Ltd. | 157557 |
1 |
| Alstom Technology Ltd | 1045 |
1 |
| Chevron U.S.A. Inc. | 4134 |
1 |
| Tsinghua University | 6212 |
1 |
| Other owners | 37 |