- All sections
- B - Performing operationstransporting
- B23P - Metal-working not otherwise provided forcombined operationsuniversal machine tools
- B23P 15/04 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from several pieces
Patent holdings for IPC class B23P 15/04
Total number of patents in this class: 528
10-year publication summary
|
31
|
40
|
24
|
48
|
28
|
26
|
9
|
10
|
8
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Aircraft Engines | 6473 |
73 |
| Rtx Corporation | 9765 |
66 |
| GE Infrastructure Technology, LLC | 6206 |
42 |
| General Electric Company | 13777 |
26 |
| SNECMA S.A. | 1148 |
25 |
| Snecma | 1061 |
22 |
| Rolls-Royce PLC | 3173 |
21 |
| Pratt & Whitney Canada Corp. | 5077 |
19 |
| Siemens AG | 24291 |
16 |
| Rolls-Royce Corporation | 1691 |
12 |
| MTU Aero Engines GmbH | 455 |
10 |
| Siemens Gamesa Renewable Energy A/S | 1920 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1143 |
7 |
| Honeywell International Inc. | 13564 |
6 |
| MTU Aero Engines AG | 709 |
6 |
| Rolls-Royce Deutschland Ltd & Co KG | 834 |
6 |
| Sulzer Management AG | 689 |
6 |
| Safran Aero Boosters | 122 |
5 |
| Nuovo Pignone Tecnologie S.r.l. | 1110 |
5 |
| Mecachrome France | 30 |
4 |
| Other owners | 143 |