- All sections
- B - Performing operationstransporting
- B21K - Making forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels
- B21K 23/00 - Making other articles
Patent holdings for IPC class B21K 23/00
Total number of patents in this class: 117
10-year publication summary
|
19
|
7
|
8
|
14
|
5
|
6
|
1
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6166 |
5 |
| Toyota Motor Corporation | 31451 |
4 |
| NUCAP Industries Inc. | 85 |
4 |
| ThyssenKrupp Steel Europe AG | 950 |
4 |
| SPM Oil & Gas Inc. | 323 |
4 |
| Robert Bosch GmbH | 42450 |
3 |
| ZF Friedrichshafen AG | 7118 |
3 |
| Nippon Light Metal Company, Ltd. | 661 |
3 |
| Soode Nagano Co., Ltd. | 16 |
3 |
| Honda Motor Co., Ltd. | 25137 |
2 |
| Sanyo Electric Co., Ltd. | 3710 |
2 |
| Hyundai Motor Company | 21626 |
2 |
| NSK Ltd. | 2766 |
2 |
| Keiper GmbH & Co. KG | 158 |
2 |
| Aubert & Duval | 111 |
2 |
| ESG Edelmetall-Service GmbH & Co. KG | 14 |
2 |
| Feintool International Holding AG | 97 |
2 |
| Gapwaves AB | 81 |
2 |
| Holzhauer GmbH & CO. KG | 8 |
2 |
| KHVATEC Co., Ltd. | 29 |
2 |
| Other owners | 62 |