- All sections
- C - Chemistrymetallurgy
- C30B - Single-crystal growthunidirectional solidification of eutectic material or unidirectional demixing of eutectoid materialrefining by zone-melting of materialproduction of a homogeneous polycrystalline material with defined structuresingle crystals or homogeneous polycrystalline material with defined structureafter-treatment of single crystals or a homogeneous polycrystalline material with defined structureapparatus therefor
- C30B 29/36 - Carbides
Patent holdings for IPC class C30B 29/36
Total number of patents in this class: 1895
10-year publication summary
|
111
|
120
|
110
|
146
|
121
|
134
|
130
|
162
|
160
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 15848 |
252 |
| Resonac Corporation | 3040 |
131 |
| Denso Corporation | 24863 |
68 |
| Kwansei Gakuin Educational Foundation | 219 |
62 |
| Showa Denko K.K. | 2149 |
58 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12624 |
46 |
| Toyota Tsusho Corporation | 180 |
45 |
| Toyota Motor Corporation | 33664 |
44 |
| Nippon Steel & Sumitomo Metal Corporation | 1986 |
43 |
| SiCrystal GmbH | 45 |
38 |
| Mitsubishi Electric Corporation | 47131 |
34 |
| Shin-Etsu Chemical Co., Ltd. | 5823 |
30 |
| Toyo Tanso Co., Ltd. | 220 |
28 |
| Sicc Co.,Ltd | 48 |
28 |
| Shin-Etsu Handotai Co., Ltd. | 1295 |
27 |
| Zadient Technologies SAS | 35 |
27 |
| Globalwafers Co., Ltd. | 657 |
26 |
| ein Crystal Co., Ltd. | 28 |
23 |
| LG Innotek Co., Ltd. | 7963 |
21 |
| II-VI Advanced Materials, LLC | 51 |
20 |
| Other owners | 844 |