- 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: 422
10-year publication summary
|
26
|
34
|
26
|
24
|
32
|
19
|
20
|
17
|
19
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SMS Group GmbH | 1151 |
35 |
| Danieli & C. Officine Meccaniche S.p.A. | 710 |
33 |
| Primetals Technologies Austria GmbH | 563 |
33 |
| Novelis Inc. | 784 |
25 |
| Nippon Steel Corporation | 6616 |
24 |
| SMS Siemag Aktiengesellschaft | 493 |
22 |
| JFE Steel Corporation | 7213 |
14 |
| Siemens VAI Metals Technologies GmbH | 209 |
12 |
| Mitsubishi Materials Corporation | 2467 |
12 |
| POSCO | 2154 |
12 |
| SMS Demag AG | 65 |
10 |
| Baoshan Iron & Steel Co., Ltd. | 1053 |
7 |
| Nucor Corporation | 418 |
6 |
| ABB Schweiz AG | 7343 |
5 |
| ArcelorMittal | 2479 |
5 |
| Mitsubishi-Hitachi Metals Machinery, Inc. | 53 |
5 |
| Rotelec | 18 |
5 |
| Nippon Steel & Sumitomo Metal Corporation | 1985 |
4 |
| POSCO Co., Ltd. | 1638 |
4 |
| Primetals Technologies Germany GmbH | 213 |
4 |
| Other owners | 145 |