- All sections
- B - Performing operationstransporting
- B21C - Manufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rollingauxiliary operations used in connection with metal-working without essentially removing material
- B21C 23/03 - Making uncoated products by both direct and backward extrusion
Patent holdings for IPC class B21C 23/03
Total number of patents in this class: 12
10-year publication summary
|
2
|
1
|
1
|
1
|
2
|
0
|
1
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| American Axle & Manufacturing, Inc. | 640 |
4 |
| Aubert & Duval | 110 |
2 |
| Felss Systems GmbH | 23 |
1 |
| Magna International Inc. | 1195 |
1 |
| National Machinery LLC | 43 |
1 |
| GT Ex-press Pty Ltd | 1 |
1 |
| KURT-MAYRL-Y-SANCHEZ-JUAREZ, Jose-Antonio | 1 |
1 |
| Neuman Aluminium Fliesspresswerk GmbH | 2 |
1 |
| Other owners | 0 |