- All sections
- B - Performing operationstransporting
- B21K - Making forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels
- B21K 1/38 - Making machine elements wheelsMaking machine elements discs rimsMaking machine elements wheelsMaking machine elements discs tyres
Patent holdings for IPC class B21K 1/38
Total number of patents in this class: 22
10-year publication summary
|
3
|
1
|
0
|
3
|
3
|
0
|
2
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Accuride Corporation | 44 |
2 |
| House of Metals Company Limited | 34 |
2 |
| GM Global Technology Operations LLC | 15192 |
1 |
| Industrial Technology Research Institute | 5076 |
1 |
| The Goodyear Tire & Rubber Company | 2468 |
1 |
| Bharat Forge Ltd. | 45 |
1 |
| Central Motor Wheel Co., Ltd. | 91 |
1 |
| CITIC Dicastal CO., LTD | 562 |
1 |
| Durr Systems, Inc. | 111 |
1 |
| GKN Land Systems Limited | 4 |
1 |
| Hayes Lemmerz International, Inc. | 10 |
1 |
| Nippon Steel Corporation | 6396 |
1 |
| Shanghai Xingpu Spinforming Wheel Co., Ltd. | 2 |
1 |
| Work Co., Ltd. | 11 |
1 |
| UNIWHEELS Management (Switzerland) AG | 1 |
1 |
| Xiangyi Dong | 2 |
1 |
| Ningbo Dema Intelligent Machinery Co., Ltd. | 7 |
1 |
| DG Rubber Co., Ltd. | 11 |
1 |
| Moveero Limited | 50 |
1 |
| Moveero Limited | 1 |
1 |
| Other owners | 0 |