- 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: 1848
10-year publication summary
132
|
111
|
120
|
110
|
146
|
124
|
139
|
130
|
161
|
119
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Electric Industries, Ltd. | 15495 |
252 |
Resonac Corporation | 2815 |
130 |
Denso Corporation | 24316 |
64 |
Kwansei Gakuin Educational Foundation | 218 |
62 |
Showa Denko K.K. | 2226 |
58 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12797 |
46 |
Toyota Tsusho Corporation | 183 |
45 |
Nippon Steel & Sumitomo Metal Corporation | 1988 |
43 |
Toyota Motor Corporation | 32231 |
42 |
Senic Inc. | 47 |
38 |
Mitsubishi Electric Corporation | 46127 |
34 |
SiCrystal GmbH | 40 |
34 |
Shin-Etsu Chemical Co., Ltd. | 5662 |
30 |
Toyo Tanso Co., Ltd. | 222 |
28 |
Sicc Co.,Ltd | 46 |
27 |
Shin-Etsu Handotai Co., Ltd. | 1284 |
26 |
Globalwafers Co., Ltd. | 640 |
24 |
Zadient Technologies SAS | 32 |
24 |
LG Innotek Co., Ltd. | 7653 |
21 |
Central Research Institute of Electric Power Industry | 102 |
19 |
Other owners | 801 |