- 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 27/00 - Containers for metal to be extruded
Patent holdings for IPC class B21C 27/00
Total number of patents in this class: 50
10-year publication summary
|
1
|
2
|
0
|
4
|
2
|
2
|
2
|
1
|
2
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| EXCO Technologies Limited | 54 |
10 |
| Battelle Memorial Institute | 2604 |
7 |
| Ube Machinery Corporation, Ltd. | 118 |
6 |
| Danieli & C. Officine Meccaniche S.p.A. | 720 |
2 |
| The Electric Materials Company | 5 |
2 |
| GrafTech International Holdings Inc. | 110 |
2 |
| Korea Institute of Industrial Technology | 1029 |
2 |
| Technische Universitat Berlin | 353 |
2 |
| Atomic 13, LLC | 16 |
2 |
| Apple Inc. | 58742 |
1 |
| BSN Medical, Inc. | 144 |
1 |
| Dalian Jiaotong University | 9 |
1 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23285 |
1 |
| Imperial College Innovations Limited | 683 |
1 |
| Magna International Inc. | 1195 |
1 |
| Nippon Steel Corporation | 6871 |
1 |
| Ohio University | 359 |
1 |
| Southwest Aluminium; (Group) Co., Ltd. | 12 |
1 |
| Technische Universitat Dortmund | 99 |
1 |
| GT Ex-press Pty Ltd | 1 |
1 |
| Other owners | 4 |