- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23H - Gratescleaning or raking grates
- F23H 1/02 - Grates with solid bars having provision for air supply or air preheating, e.g. air-supply or blast fittings which form part of the grate structure or serve as supports
Patent holdings for IPC class F23H 1/02
Total number of patents in this class: 23
10-year publication summary
|
2
|
1
|
0
|
1
|
3
|
4
|
1
|
0
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kanadevia iNova AG | 87 |
6 |
| Beijing Guodian Futong Science and Technology Development Co., Ltd. | 5 |
2 |
| Hitachi Zosen iNova AG | 43 |
2 |
| Alite GmbH | 20 |
1 |
| Christof International Management GmbH | 3 |
1 |
| Colorado State University Research Foundation | 725 |
1 |
| Earth's Flame, Inc. | 7 |
1 |
| Seko-Patent GmbH | 4 |
1 |
| Valmet Power Oy | 6 |
1 |
| W.C. Bradley Co. | 260 |
1 |
| Thermos AS | 1 |
1 |
| IKN GmbH | 1 |
1 |
| KRÜGER, Jörg | 1 |
1 |
| Shenzhen Energy Environmental Engineering Co., Ltd | 75 |
1 |
| Tianjin Cement Industry Design & Research Institute Co., Ltd. | 17 |
1 |
| China National Building Material Group Co., Ltd. | 153 |
1 |
| Other owners | 0 |