- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F23K - Feeding fuel to combustion apparatus
- F23K 3/02 - Pneumatic feeding arrangements, i.e. by air blast
Patent holdings for IPC class F23K 3/02
Total number of patents in this class: 191
10-year publication summary
|
8
|
19
|
7
|
9
|
11
|
10
|
10
|
5
|
8
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
17 |
| Mitsubishi Power, Ltd. | 1779 |
17 |
| Mitsubishi Heavy Industries, Ltd. | 8777 |
14 |
| IHI Corporation | 3447 |
14 |
| General Electric Company | 13827 |
6 |
| Siemens AG | 24421 |
5 |
| Babcock Power Services, Inc. | 23 |
5 |
| Jupiter Oxygen Corporation | 20 |
5 |
| GE Vernova Infrastructure Technology LLC | 242 |
5 |
| Alstom Technology Ltd | 1096 |
4 |
| Air Products and Chemicals, Inc. | 1441 |
4 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2875 |
4 |
| Promecon Prozess- und Messtechnik Conrads GmbH | 6 |
4 |
| Electric Power Development Co., Ltd. | 72 |
3 |
| Gas Technology Institute | 349 |
3 |
| Xi'an Thermal Power Research Institute Co., Ltd. | 348 |
3 |
| Babcock-Hitachi Kabushiki Kaisha | 102 |
2 |
| The Chugoku Electric Power Co., Inc. | 513 |
2 |
| Diamond Engineering Co., Ltd. | 13 |
2 |
| Doosan Babcock Limited | 30 |
2 |
| Other owners | 70 |