- 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: 245
10-year publication summary
|
12
|
11
|
15
|
20
|
15
|
15
|
9
|
15
|
12
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Molten Metal Equipment Innovations, LLC | 100 |
43 |
| Refractory Intellectual Property GmbH & Co. KG | 568 |
16 |
| Vesuvius USA Corporation | 93 |
12 |
| POSCO | 2141 |
9 |
| SMS Siemag Aktiengesellschaft | 484 |
6 |
| Harbisonwalker International Holdings, Inc. | 57 |
6 |
| Novelis Inc. | 782 |
5 |
| SMS Group GmbH | 1206 |
5 |
| ATI Properties LLC | 200 |
4 |
| Foseco International Limited | 216 |
4 |
| Voestalpine Stahl GmbH | 390 |
4 |
| ArcelorMittal Investigacion y Desarrollo SL | 208 |
3 |
| JFE Steel Corporation | 7589 |
3 |
| Northeastern University | 577 |
3 |
| Sintokogio, Ltd. | 1207 |
3 |
| Stopinc Aktiengesellschaft | 31 |
3 |
| I.P.C. REFRACTORIES, spol. s r.o. | 3 |
3 |
| Toyota Motor Corporation | 35927 |
2 |
| Baoshan Iron & Steel Co., Ltd. | 1114 |
2 |
| Danieli & C. Officine Meccaniche S.p.A. | 719 |
2 |
| Other owners | 107 |