- 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: 298
10-year publication summary
|
48
|
39
|
43
|
37
|
26
|
21
|
24
|
8
|
10
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9257 |
25 |
| Safran Aircraft Engines | 6189 |
19 |
| General Electric Company | 17073 |
18 |
| Bayerische Motoren Werke Aktiengesellschaft | 14180 |
8 |
| Honda Motor Co., Ltd. | 25121 |
7 |
| United Technologies Corporation | 2248 |
7 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4848 |
7 |
| Bedloe Industries LLC | 71 |
7 |
| Nevis Industries LLC | 63 |
7 |
| SAFRAN S.A. | 591 |
6 |
| Pennsy Corporation | 37 |
6 |
| Halliburton Energy Services, Inc. | 20659 |
5 |
| Amsted Rail Company, Inc. | 430 |
5 |
| Hitachi Automotive Systems, Ltd. | 3958 |
4 |
| Nike, Inc. | 13923 |
4 |
| Matthews International Corporation | 350 |
4 |
| Nemak, S.A.B. de C.V. | 96 |
4 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6129 |
4 |
| Atlas Copco Airpower, naamloze vennootschap | 1003 |
3 |
| Aurubis AG | 62 |
3 |
| Other owners | 145 |