- All sections
- B - Performing operationstransporting
- B22D - Casting of metalscasting of other substances by the same processes or devices
- B22D 7/10 - Hot tops therefor
Patent holdings for IPC class B22D 7/10
Total number of patents in this class: 28
10-year publication summary
|
1
|
1
|
2
|
3
|
1
|
1
|
5
|
2
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Refratechnik Holding GmbH | 145 |
4 |
| Pyrotek, Inc. | 193 |
3 |
| Ergolines Lab S.r.l. | 23 |
2 |
| Foseco International Limited | 216 |
2 |
| Nippon Steel Corporation | 6047 |
2 |
| Mitsubishi Chemical Corporation | 4459 |
1 |
| AS Lungen GmbH & Co. KG | 6 |
1 |
| Ask Chemicals Espana, S.A. | 3 |
1 |
| CHEMEX GmbH | 6 |
1 |
| Hüttenes-Albertus Chemische Werke GmbH | 158 |
1 |
| Inductotherm Corp. | 160 |
1 |
| INTECO Special Melting Technologies GmbH | 11 |
1 |
| Kosei Aluminum Co., Ltd. | 4 |
1 |
| Micropyretics Heaters International, Inc. | 14 |
1 |
| Refractory Specialties, Incorporated | 7 |
1 |
| Toho Titanium Co., Ltd. | 248 |
1 |
| Yanshan University | 144 |
1 |
| Chemex Foundry Solutions GmbH | 31 |
1 |
| Harbisonwalker International Holdings, Inc. | 43 |
1 |
| Faprosid S.r.l. | 1 |
1 |
| Other owners | 0 |