- 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 3/16 - MandrelsMounting or adjusting same
Patent holdings for IPC class B21C 3/16
Total number of patents in this class: 44
10-year publication summary
|
4
|
5
|
4
|
2
|
1
|
2
|
0
|
2
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Metal Industries, Ltd. | 386 |
7 |
| SMS Group GmbH | 1113 |
5 |
| The Boeing Company | 20025 |
3 |
| Showa Denko K.K. | 2269 |
3 |
| Felss Systems GmbH | 17 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
2 |
| L&W Inc. | 5 |
2 |
| Lockheed Martin Corporation | 3278 |
1 |
| Daikin Industries, Ltd. | 9971 |
1 |
| The Furukawa Electric Co., Ltd. | 3635 |
1 |
| ALCAN Technology & Management Ltd. | 53 |
1 |
| Cie Automotive, S.A. | 28 |
1 |
| JFE Steel Corporation | 6794 |
1 |
| Jong Hoon Jung | 1 |
1 |
| Lkr Leichtmetallkompetenzzentrum Ranshofen GmbH | 18 |
1 |
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
1 |
| Monash University | 706 |
1 |
| Nippon Steel Corporation | 6181 |
1 |
| Penn Aluminum International LLC | 11 |
1 |
| Dongyeun Co., Ltd. | 4 |
1 |
| Other owners | 6 |