- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 29/04 - Handling or stripping castings or ingots
Patent holdings for IPC class B22D 29/04
Total number of patents in this class: 44
10-year publication summary
|
4
|
3
|
8
|
7
|
3
|
7
|
1
|
5
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sintokogio, Ltd. | 1171 |
5 |
| York Innovators Group, LLC | 3 |
3 |
| Rtx Corporation | 9146 |
3 |
| General Electric Company | 17793 |
2 |
| Norsk Hydro ASA | 271 |
2 |
| North University of China | 92 |
2 |
| Metts Corporation | 3 |
2 |
| Metal Engineering Kabushiki Kaisha | 12 |
2 |
| 8617490 Canada Inc. | 3 |
2 |
| Toyota Motor Corporation | 30525 |
1 |
| Hitachi Chemical Company, Ltd. | 2382 |
1 |
| Direct 21 Corporation | 8 |
1 |
| Dong Yang Piston Co., Ltd. | 26 |
1 |
| FANUC Corporation | 6389 |
1 |
| Jiangxi Nerin Equipment Co., Ltd. | 14 |
1 |
| Ube Machinery Corporation, Ltd. | 121 |
1 |
| Wall, Erwin | 1 |
1 |
| Huppert Engineering GmbH & Co. KG | 1 |
1 |
| Gienanth GmbH | 21 |
1 |
| Ikoi S.p.A. | 21 |
1 |
| Other owners | 10 |