- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23B - Methods or apparatus for combustion using only solid fuel
- F23B 90/08 - Combustion methods not related to a particular type of apparatus including secondary combustion in the presence of catalytic material
Patent holdings for IPC class F23B 90/08
Total number of patents in this class: 25
10-year publication summary
|
0
|
5
|
8
|
1
|
2
|
0
|
0
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Biochar Now, LLC | 22 |
5 |
| Biomass Controls PBC | 9 |
5 |
| Jøtul AS | 30 |
3 |
| Maxitrol Company | 37 |
3 |
| Clearstak LLC | 3 |
2 |
| Grace, Lance Carl | 1 |
1 |
| Grace, Tyler Mainord | 1 |
1 |
| NOx II, Ltd. | 50 |
1 |
| Stonewick, LLC | 5 |
1 |
| Rüegg Cheminée Schweiz AG | 19 |
1 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6134 |
1 |
| Dbfz Deutsches Biomasseforschungszentrum Gemeinnützige GmbH | 4 |
1 |
| Other owners | 0 |