- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 1/00 - Treatment of fused masses in the ladle or the supply runners before casting
Patent holdings for IPC class B22D 1/00
Total number of patents in this class: 327
10-year publication summary
|
28
|
15
|
14
|
29
|
22
|
26
|
13
|
31
|
20
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Refractory Intellectual Property GmbH & Co. KG | 569 |
23 |
| Nippon Steel Corporation | 6982 |
14 |
| Mitsui Mining & Smelting Co., Ltd. | 1064 |
9 |
| Foseco International Limited | 216 |
8 |
| Pyrotek, Inc. | 204 |
7 |
| Zhuhai Runxingtai Electrical Co., Ltd | 22 |
7 |
| POSCO | 2143 |
6 |
| JFE Steel Corporation | 7632 |
5 |
| Krosakiharima Corporation | 306 |
5 |
| Southwire Company, LLC | 807 |
5 |
| Vesuvius Group S.A. | 111 |
4 |
| GM Global Technology Operations LLC | 16232 |
3 |
| The Furukawa Electric Co., Ltd. | 3691 |
3 |
| Akebono Brake Industry Co., Ltd. | 366 |
3 |
| Constellium Issoire | 229 |
3 |
| Harbisonwalker International, Inc. | 245 |
3 |
| Mitsubishi Shindoh Co., Ltd. | 121 |
3 |
| Sylatech Limited | 7 |
3 |
| Tohoku University | 3034 |
3 |
| Vesuvius Crucible Company | 30 |
3 |
| Other owners | 207 |