- All sections
- B - Performing operations; transporting
- B21C - Manufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling; auxiliary operations used in connection with metal-working without essentially removing material
- B21C 23/12 - Extruding bent tubes or rods
Patent holdings for IPC class B21C 23/12
Total number of patents in this class: 28
10-year publication summary
3
|
3
|
5
|
4
|
0
|
2
|
5
|
2
|
2
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
American Axle & Manufacturing, Inc. | 659 |
5 |
Benteler Automobiltechnik GmbH | 266 |
2 |
Bruhnke, Ulrich | 12 |
2 |
The Electric Materials Company | 5 |
2 |
Imperial College Innovations Limited | 515 |
2 |
Shandong University of Technology | 115 |
2 |
Shear Form, Inc. | 3 |
2 |
Prince Mohammad Bin Fahd University | 105 |
2 |
GM Global Technology Operations LLC | 13963 |
1 |
BIOTRONIK AG | 404 |
1 |
Imperial Innovations Limited | 613 |
1 |
JFE Steel Corporation | 6450 |
1 |
Metal Industries Research & Development Centre | 191 |
1 |
Robotzone, LLC | 49 |
1 |
ECKA Granulate Velden GmbH | 1 |
1 |
Beijing Oriental E.t Medical Equipment Co., Ltd | 5 |
1 |
Jinwoo Altech Co., Ltd. | 2 |
1 |
Other owners | 0 |