- 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 29/04 - Diamond
Patent holdings for IPC class C30B 29/04
Total number of patents in this class: 928
10-year publication summary
|
62
|
51
|
48
|
62
|
78
|
50
|
62
|
77
|
64
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Element Six Technologies Limited | 207 |
99 |
| Sumitomo Electric Industries, Ltd. | 16355 |
98 |
| Shin-Etsu Chemical Co., Ltd. | 6109 |
36 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
36 |
| Element Six Limited | 74 |
36 |
| Sumitomo Electric Hardmetal Corp. | 1101 |
30 |
| Advanced Diamond Holdings, LLC | 22 |
13 |
| Diamond Innovations, Inc. | 235 |
12 |
| National University Corporation Kanazawa University | 259 |
9 |
| Shin-Etsu Handotai Co., Ltd. | 1306 |
9 |
| Orbray Co., Ltd. | 47 |
9 |
| Board of Trustees of Michigan State University | 1209 |
8 |
| North Carolina State University | 1593 |
8 |
| Plasmability, LLC | 22 |
8 |
| Element Six (UK) Limited | 236 |
8 |
| Lockheed Martin Corporation | 3255 |
7 |
| AKHAN Semiconductor, Inc. | 50 |
7 |
| Carnegie Institution of Washington | 56 |
7 |
| Element Six Limited | 12 |
7 |
| Nissin Electric Co., Ltd. | 272 |
7 |
| Other owners | 474 |