- All sections
- B - Performing operations; transporting
- B22D - Casting of metals; casting of other substances by the same processes or devices
- B22D 25/02 - Special casting characterised by the nature of the product of works of art
Patent holdings for IPC class B22D 25/02
Total number of patents in this class: 535
10-year publication summary
|
74
|
116
|
124
|
71
|
61
|
52
|
38
|
25
|
17
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 8674 |
56 |
| GE Infrastructure Technology, LLC | 5873 |
18 |
| Safran Aircraft Engines | 5739 |
15 |
| General Electric Company | 18133 |
14 |
| Bedloe Industries LLC | 71 |
12 |
| GM Global Technology Operations LLC | 13620 |
11 |
| Halliburton Energy Services, Inc. | 20165 |
7 |
| Rolls-Royce PLC | 2944 |
7 |
| CITIC Dicastal CO., LTD | 531 |
7 |
| McConway & Torley, LLC | 58 |
7 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
7 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
6 |
| Mueller International, LLC | 694 |
6 |
| Nevis Industries LLC | 63 |
6 |
| The Swatch Group Research and Development Ltd | 778 |
6 |
| Hitachi Astemo, Ltd. | 5618 |
6 |
| Honda Motor Co., Ltd. | 24537 |
5 |
| Ford Global Technologies, LLC | 19702 |
5 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
5 |
| Invuity, Inc. | 163 |
5 |
| Other owners | 324 |