- 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: 605
10-year publication summary
|
74
|
86
|
61
|
57
|
49
|
43
|
25
|
22
|
21
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10165 |
71 |
| General Electric Company | 13966 |
57 |
| Safran Aircraft Engines | 6750 |
57 |
| Siemens AG | 23972 |
47 |
| Siemens Energy Global GmbH & Co. KG | 3461 |
45 |
| Siemens Energy, Inc. | 1681 |
41 |
| GE Infrastructure Technology, LLC | 6153 |
41 |
| Honeywell International Inc. | 12770 |
19 |
| United Technologies Corporation | 2217 |
14 |
| Rolls-Royce Corporation | 1681 |
12 |
| Snecma | 1058 |
12 |
| MTU Aero Engines AG | 735 |
11 |
| Safran Helicopter Engines | 849 |
10 |
| SNECMA S.A. | 1145 |
9 |
| Rolls-Royce PLC | 3224 |
8 |
| Rolls-Royce Deutschland Ltd & Co KG | 865 |
8 |
| Alliance | 15 |
7 |
| Safran Aero Boosters | 135 |
6 |
| IHI Corporation | 3539 |
5 |
| Invuity, Inc. | 139 |
5 |
| Other owners | 120 |