- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 41/00 - Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
Patent holdings for IPC class B22D 41/00
Total number of patents in this class: 236
10-year publication summary
|
30
|
12
|
10
|
13
|
20
|
15
|
15
|
8
|
11
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Molten Metal Equipment Innovations, LLC | 99 |
43 |
| Refractory Intellectual Property GmbH & Co. KG | 541 |
16 |
| Vesuvius USA Corporation | 92 |
12 |
| POSCO | 2184 |
9 |
| SMS Siemag Aktiengesellschaft | 507 |
6 |
| Novelis Inc. | 752 |
5 |
| SMS Group GmbH | 1127 |
5 |
| ATI Properties LLC | 204 |
4 |
| Foseco International Limited | 213 |
4 |
| Voestalpine Stahl GmbH | 357 |
4 |
| Harbisonwalker International Holdings, Inc. | 52 |
4 |
| ArcelorMittal Investigacion y Desarrollo SL | 209 |
3 |
| Northeastern University | 541 |
3 |
| Sintokogio, Ltd. | 1161 |
3 |
| Stopinc Aktiengesellschaft | 34 |
3 |
| Toyota Motor Corporation | 32599 |
2 |
| Baoshan Iron & Steel Co., Ltd. | 965 |
2 |
| Danieli & C. Officine Meccaniche S.p.A. | 718 |
2 |
| Fujiwa Denki Co., Ltd. | 48 |
2 |
| Harbisonwalker International, Inc. | 205 |
2 |
| Other owners | 102 |