- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 41/46 - Refractory plugging masses
Patent holdings for IPC class B22D 41/46
Total number of patents in this class: 17
10-year publication summary
|
2
|
1
|
0
|
0
|
0
|
3
|
2
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vesuvius Group S.A. | 89 |
3 |
| Yamakawa Sangyo Co., Ltd. | 5 |
3 |
| Stopinc Aktiengesellschaft | 35 |
2 |
| Fuchs Technology Holding AG | 6 |
1 |
| JFE Steel Corporation | 6607 |
1 |
| KBI Enterprises, LLC | 3 |
1 |
| Kinsei Matec Co., Ltd. | 6 |
1 |
| More S.r.l. | 15 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
1 |
| Vesuvius U S a Corporation | 57 |
1 |
| Besitzgesellschaft Jacob GmbH & Co. KG | 1 |
1 |
| Hermann Rauen GmbH & Co. Vorm. Steinhandel Rauen | 2 |
1 |
| Other owners | 0 |