- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 41/12 - Travelling ladles or similar containersCars for ladles
Patent holdings for IPC class B22D 41/12
Total number of patents in this class: 93
10-year publication summary
|
8
|
3
|
2
|
3
|
4
|
8
|
8
|
4
|
4
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujiwa Denki Co., Ltd. | 48 |
16 |
| Sintokogio, Ltd. | 1169 |
16 |
| Primetals Technologies Austria GmbH | 524 |
6 |
| Hoei Shokai Co., Ltd. | 13 |
5 |
| Molten Metal Equipment Innovations, LLC | 98 |
5 |
| SMS Group GmbH | 1102 |
4 |
| Fill Gesellschaft m.b.H. | 128 |
3 |
| POSCO Co., Ltd. | 1374 |
3 |
| Hitachi Metals, Ltd. | 1990 |
2 |
| Kress Corporation | 9 |
2 |
| Nippon Crucible Co., Ltd. | 39 |
2 |
| SunCoke Technology and Development LLC | 223 |
2 |
| Vesuvius Group S.A. | 88 |
2 |
| Siemens VAI Metals Technologies GmbH | 223 |
1 |
| ABB Schweiz AG | 6851 |
1 |
| ALD Vacuum Technologies GmbH | 140 |
1 |
| ArcelorMittal | 2144 |
1 |
| Arclin USA, LLC. | 74 |
1 |
| China Aluminum International Engineering Corporation Limited | 89 |
1 |
| CITIC Dicastal CO., LTD | 558 |
1 |
| Other owners | 18 |