- All sections
- B - Performing operations; transporting
- B21F - Working or processing of metal wire
- B21F 3/10 - Coiling wire into particular forms to spirals other than flat, e.g. conical
Patent holdings for IPC class B21F 3/10
Total number of patents in this class: 8
10-year publication summary
|
2
|
1
|
2
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Steel Mfg. Co., Ltd. | 137 |
2 |
| Meritor Suspension Systems Company, US | 2 |
1 |
| Orii & MEC Corporation | 5 |
1 |
| Ressorts Huon Dubois | 3 |
1 |
| Sentek Pty Ltd | 25 |
1 |
| SHT Corporation Limited | 43 |
1 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
1 |
| Other owners | 0 |