- 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 37/04 - Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided forManufacture of tubes of special shape of rods or wire
Patent holdings for IPC class B21C 37/04
Total number of patents in this class: 167
10-year publication summary
|
13
|
15
|
13
|
14
|
13
|
15
|
12
|
8
|
13
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NV Bekaert SA | 749 |
5 |
| The Electric Materials Company | 5 |
4 |
| Jiangsu Zhongtian Technology Co., Ltd. | 143 |
3 |
| Wieland-Werke AG | 344 |
3 |
| Stock Company "chepetsky Mechanical Plant" (sc Cmp) | 9 |
3 |
| Chongqing Materials Research Institute Co., Ltd | 4 |
3 |
| Tre Tau Engineering S.r.l. | 23 |
3 |
| Illinois Tool Works Inc. | 11409 |
2 |
| The Boeing Company | 20025 |
2 |
| Sumitomo Electric Industries, Ltd. | 15377 |
2 |
| Medtronic, Inc. | 9788 |
2 |
| Yazaki Corporation | 6623 |
2 |
| Massachusetts Institute of Technology | 10019 |
2 |
| Applied Composite Material LLC | 4 |
2 |
| Aubert & Duval | 111 |
2 |
| AZZ WSI LLC | 19 |
2 |
| Cleveland State University | 76 |
2 |
| Del PIA S.r.l. | 8 |
2 |
| Fuji Filter Manufacturing Co., Ltd. | 55 |
2 |
| Hacanoka GmbH | 14 |
2 |
| Other owners | 117 |