- All sections
- B - Performing operations; transporting
- B22C - Foundry moulding
- B22C 21/12 - Accessories
Patent holdings for IPC class B22C 21/12
Total number of patents in this class: 13
10-year publication summary
|
2
|
0
|
1
|
2
|
9
|
0
|
0
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sintokogio, Ltd. | 1148 |
9 |
| Seseong Co., Ltd. | 2 |
2 |
| ACE Technologies Corporation | 139 |
1 |
| Wisconsin Aluminium Foundry Company, Inc. | 1 |
1 |
| Other owners | 0 |