- All sections
- B - Performing operations; transporting
- 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: 296
10-year publication summary
48
|
39
|
43
|
37
|
26
|
21
|
24
|
8
|
10
|
1
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 9094 |
25 |
Safran Aircraft Engines | 6031 |
19 |
General Electric Company | 17783 |
18 |
Bayerische Motoren Werke Aktiengesellschaft | 13850 |
8 |
Honda Motor Co., Ltd. | 24868 |
7 |
United Technologies Corporation | 2259 |
7 |
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4799 |
7 |
Bedloe Industries LLC | 71 |
7 |
Nevis Industries LLC | 62 |
7 |
SAFRAN S.A. | 571 |
6 |
Pennsy Corporation | 36 |
6 |
Halliburton Energy Services, Inc. | 20419 |
5 |
Amsted Rail Company, Inc. | 437 |
5 |
Hitachi Automotive Systems, Ltd. | 3962 |
4 |
Nike, Inc. | 13636 |
4 |
Matthews International Corporation | 352 |
4 |
Nemak, S.A.B. de C.V. | 92 |
4 |
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6134 |
4 |
Atlas Copco Airpower, naamloze vennootschap | 984 |
3 |
Aurubis AG | 60 |
3 |
Other owners | 143 |