- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F23M - Casings, linings, walls or doors specially adapted for combustion chambers, e.g. firebridges; devices for deflecting air, flames or combustion products in combustion chambers; safety arrangements specially adapted for combustion apparatus; details of combustion chambers, not otherwise provided for
- F23M 99/00 - Subject matter not provided for in other groups of this subclass
Patent holdings for IPC class F23M 99/00
Total number of patents in this class: 16
10-year publication summary
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
6 |
| Robert Bosch GmbH | 40953 |
1 |
| Alstom Technology Ltd | 1196 |
1 |
| Siemens Energy, Inc. | 1770 |
1 |
| Aluheat B.V. | 1 |
1 |
| CFM Corporation | 1 |
1 |
| Karalee Investments Pty Ltd | 1 |
1 |
| Kidde Fire Trainers, Inc. | 4 |
1 |
| Siemens Power Generation, Inc. | 57 |
1 |
| Solar Turbines Incorporated | 452 |
1 |
| Webasto Bus GmbH | 2 |
1 |
| Other owners | 0 |