- All sections
- B - Performing operationstransporting
- B22C - Foundry moulding
- B22C 9/22 - Moulds for peculiarly-shaped castings
Patent holdings for IPC class B22C 9/22
Total number of patents in this class: 305
10-year publication summary
|
47
|
39
|
40
|
36
|
23
|
20
|
23
|
6
|
11
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9437 |
25 |
| Safran Aircraft Engines | 6304 |
19 |
| General Electric Company | 13845 |
18 |
| Bayerische Motoren Werke Aktiengesellschaft | 14462 |
8 |
| Honda Motor Co., Ltd. | 25425 |
7 |
| United Technologies Corporation | 2242 |
7 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4997 |
7 |
| Bedloe Industries LLC | 71 |
7 |
| Nevis Industries LLC | 63 |
7 |
| SAFRAN S.A. | 626 |
6 |
| Pennsy Corporation | 41 |
6 |
| Halliburton Energy Services, Inc. | 20944 |
5 |
| Amsted Rail Company, Inc. | 439 |
5 |
| Nemak, S.A.B. de C.V. | 103 |
5 |
| Hitachi Automotive Systems, Ltd. | 3955 |
4 |
| Nike, Inc. | 14238 |
4 |
| Matthews International Corporation | 331 |
4 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6121 |
4 |
| Atlas Copco Airpower, naamloze vennootschap | 1037 |
3 |
| Aurubis AG | 75 |
3 |
| Other owners | 151 |