- All sections
- C - Chemistry; metallurgy
- C30B - Single-crystal growth; unidirectional solidification of eutectic material or unidirectional demixing of eutectoid material; refining by zone-melting of material; production of a homogeneous polycrystalline material with defined structure; single crystals or homogeneous polycrystalline material with defined structure; after-treatment of single crystals or a homogeneous polycrystalline material with defined structure; apparatus therefor
- C30B 33/04 - After-treatment of single crystals or homogeneous polycrystalline material with defined structure using electric or magnetic fields or particle radiation
Patent holdings for IPC class C30B 33/04
Total number of patents in this class: 163
10-year publication summary
|
9
|
8
|
10
|
17
|
16
|
8
|
16
|
16
|
20
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 14131 |
15 |
| Element Six Technologies Limited | 179 |
7 |
| Element Six Limited | 86 |
5 |
| Kwansei Gakuin Educational Foundation | 198 |
4 |
| Toyota Tsusho Corporation | 163 |
4 |
| Nanoxplore Inc. | 43 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
3 |
| Dalhousie University | 168 |
3 |
| Element Six Limited | 13 |
3 |
| National University Corporation Saitama University | 126 |
3 |
| Shin-Etsu Polymer Co., Ltd. | 446 |
3 |
| Element Six (UK) Limited | 178 |
3 |
| IONICS France | 12 |
3 |
| Hitachi Metals, Ltd. | 2175 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| Japan Science and Technology Agency | 1564 |
2 |
| Disco Corporation | 1745 |
2 |
| Infineon Technologies Americas Corp. | 768 |
2 |
| Inter-university Research Institute Corporation National Institutes of Natural Sciences | 147 |
2 |
| Kyushu Institute of Technology | 319 |
2 |
| Other owners | 89 |