- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 11/12 - Accessories for subsequent treating or working cast stock in situ
Patent holdings for IPC class B22D 11/12
Total number of patents in this class: 417
10-year publication summary
|
28
|
40
|
28
|
24
|
32
|
20
|
21
|
18
|
19
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SMS Group GmbH | 1206 |
42 |
| Primetals Technologies Austria GmbH | 577 |
35 |
| Danieli & C. Officine Meccaniche S.p.A. | 719 |
33 |
| Nippon Steel Corporation | 6932 |
24 |
| Novelis Inc. | 782 |
24 |
| SMS Siemag Aktiengesellschaft | 484 |
20 |
| JFE Steel Corporation | 7589 |
14 |
| Siemens VAI Metals Technologies GmbH | 204 |
12 |
| Mitsubishi Materials Corporation | 2479 |
12 |
| POSCO | 2141 |
12 |
| Baoshan Iron & Steel Co., Ltd. | 1114 |
7 |
| Nucor Corporation | 415 |
6 |
| ABB Schweiz AG | 7665 |
5 |
| ArcelorMittal | 2714 |
5 |
| Mitsubishi-Hitachi Metals Machinery, Inc. | 49 |
5 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
4 |
| POSCO Co., Ltd. | 2021 |
4 |
| Primetals Technologies Germany GmbH | 224 |
4 |
| Rotelec | 17 |
4 |
| ThyssenKrupp Steel Europe AG | 995 |
4 |
| Other owners | 141 |