- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 41/56 - Means for supporting, manipulating or changing a pouring-nozzle
Patent holdings for IPC class B22D 41/56
Total number of patents in this class: 113
10-year publication summary
|
8
|
12
|
7
|
11
|
4
|
8
|
4
|
11
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vesuvius Group S.A. | 88 |
30 |
| Krosakiharima Corporation | 277 |
18 |
| Refractory Intellectual Property GmbH & Co. KG | 535 |
14 |
| Shinagawa Refractories Co., Ltd. | 54 |
10 |
| Stopinc Aktiengesellschaft | 35 |
7 |
| TDK Corporation | 6643 |
3 |
| Foseco International Limited | 211 |
3 |
| J.H. Fletcher & Co. | 81 |
3 |
| Wagstaff, Inc. | 68 |
3 |
| Novelis Inc. | 726 |
2 |
| TRL Krosaki Refractories Limited | 2 |
2 |
| Siemens VAI Metals Technologies GmbH | 223 |
1 |
| Showa Denko K.K. | 2283 |
1 |
| Akechi Ceramics Co., Ltd. | 7 |
1 |
| ArcelorMittal | 2144 |
1 |
| Baoshan Iron & Steel Co., Ltd. | 947 |
1 |
| Hyundai Steel Company | 384 |
1 |
| Inductotherm Corp. | 158 |
1 |
| Jinan Metal Haber Metallurgical Technology Development Co., Ltd | 1 |
1 |
| POSCO | 2188 |
1 |
| Other owners | 9 |