- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 5/04 - Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of turbine blades
Patent holdings for IPC class B22F 5/04
Total number of patents in this class: 584
10-year publication summary
|
91
|
72
|
82
|
59
|
57
|
47
|
42
|
25
|
19
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9445 |
68 |
| General Electric Company | 13859 |
57 |
| Safran Aircraft Engines | 6306 |
53 |
| Siemens AG | 24386 |
47 |
| Siemens Energy Global GmbH & Co. KG | 3020 |
42 |
| Siemens Energy, Inc. | 1708 |
40 |
| GE Infrastructure Technology, LLC | 6248 |
40 |
| Honeywell International Inc. | 13560 |
20 |
| United Technologies Corporation | 2241 |
14 |
| Rolls-Royce Corporation | 1760 |
12 |
| Snecma | 1064 |
12 |
| Safran Helicopter Engines | 765 |
10 |
| SNECMA S.A. | 1148 |
9 |
| MTU Aero Engines AG | 690 |
9 |
| Rolls-Royce PLC | 3133 |
8 |
| Rolls-Royce Deutschland Ltd & Co KG | 819 |
8 |
| Alliance | 15 |
6 |
| IHI Corporation | 3451 |
5 |
| Invuity, Inc. | 154 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8787 |
4 |
| Other owners | 115 |