- 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 29/00 - Cooling or heating extruded work or parts of the extrusion press
Patent holdings for IPC class B21C 29/00
Total number of patents in this class: 88
10-year publication summary
|
3
|
8
|
11
|
2
|
6
|
7
|
11
|
10
|
6
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Battelle Memorial Institute | 2475 |
10 |
| Manchester Copper Products, LLC | 16 |
6 |
| American Axle & Manufacturing, Inc. | 652 |
4 |
| The Boeing Company | 20025 |
3 |
| Boothroyd Dewhurst, Inc. | 5 |
3 |
| extrutec GmbH | 9 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2874 |
3 |
| Samsung Electronics Co., Ltd. | 144426 |
2 |
| Aisin Keikinzoku Co., Ltd. | 83 |
2 |
| Lawrence Livermore National Security, LLC | 1927 |
2 |
| BIOTRONIK AG | 419 |
2 |
| Constellium Issoire | 219 |
2 |
| Iowa State University Research Foundation, Inc. | 766 |
2 |
| Norsk Hydro ASA | 263 |
2 |
| SMS Group GmbH | 1113 |
2 |
| Tesla, Inc. | 1700 |
2 |
| Hydro Extrusion USA, LLC | 33 |
2 |
| Robotic Research Opco, LLC | 114 |
2 |
| Caterpillar Inc. | 9509 |
1 |
| California Institute of Technology | 3969 |
1 |
| Other owners | 32 |