- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23K - Feeding fuel to combustion apparatus
- F23K 1/04 - Heating fuel prior to delivery to combustion apparatus
Patent holdings for IPC class F23K 1/04
Total number of patents in this class: 69
10-year publication summary
|
3
|
6
|
3
|
5
|
4
|
4
|
4
|
2
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 9252 |
12 |
| Air Products and Chemicals, Inc. | 1476 |
4 |
| Gates Foundation, Gates, William H., Iiiindividualwashington | 25 |
4 |
| General Electric Technology GmbH | 1318 |
3 |
| The University of Tokyo | 4403 |
3 |
| Mitsubishi Power, Ltd. | 1838 |
3 |
| General Electric Company | 14010 |
2 |
| Coolbrook Oy | 75 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
2 |
| RWE Power Aktiengesellschaft | 43 |
2 |
| Ube Industries, Ltd. | 761 |
2 |
| China Energy Investment Corporation Limited | 164 |
2 |
| Hitachi, Ltd. | 16221 |
1 |
| Babcock-Hitachi Kabushiki Kaisha | 90 |
1 |
| Forschungszentrum Julich GmbH | 631 |
1 |
| Foster Wheeler Energia Oy | 42 |
1 |
| GreatPoint Energy, Inc. | 66 |
1 |
| Guangdong University of Technology | 672 |
1 |
| Highbury Energy Inc. | 4 |
1 |
| Institute of Engineering Thermophysics, Chinese Academy of Sciences | 54 |
1 |
| Other owners | 20 |