- All sections
- C - Chemistrymetallurgy
- C22C - Alloys
- C22C 37/10 - Cast-iron alloys containing aluminium or silicon
Patent holdings for IPC class C22C 37/10
Total number of patents in this class: 207
10-year publication summary
|
28
|
20
|
26
|
9
|
8
|
13
|
17
|
8
|
9
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Metals, Ltd. | 1915 |
8 |
| Tupy S.A. | 34 |
8 |
| Brembo S.p.A. | 497 |
6 |
| HD Hyundai Infracore Co., Ltd | 296 |
6 |
| Hyundai Motor Company | 24195 |
5 |
| Kia Motors Corporation | 7719 |
4 |
| Elkem AS | 57 |
4 |
| Toshiba Kikai Kabushiki Kaisha | 265 |
4 |
| Weir Minerals Australia, Ltd. | 308 |
4 |
| Proterial, Ltd. | 929 |
4 |
| LG Electronics Inc. | 75330 |
3 |
| GM Global Technology Operations LLC | 15958 |
3 |
| Doosan Infracore Co., Ltd. | 308 |
3 |
| Federal-Mogul Powertrain LLC | 273 |
3 |
| Kabushiki Kaisha Riken | 302 |
3 |
| KHD Humboldt Wedag GmbH | 191 |
3 |
| National Oilwell DHT, L.P. | 120 |
3 |
| Oerlikon Metco (US) Inc. | 216 |
3 |
| Pennsy Corporation | 45 |
3 |
| Townley Foundry & Machine Co., Inc. | 5 |
3 |
| Other owners | 124 |