- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 32/25 - Diamond
Patent holdings for IPC class C01B 32/25
Total number of patents in this class: 206
10-year publication summary
9
|
14
|
34
|
31
|
24
|
25
|
27
|
23
|
17
|
4
|
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 |
33 |
Sumitomo Electric Hardmetal Corp. | 969 |
13 |
Daicel Corporation | 2128 |
8 |
West Virginia University Research Corporation | 21 |
7 |
Element Six Technologies Limited | 179 |
6 |
Impossible Diamond, Inc. | 24 |
6 |
Diamond Innovations, Inc. | 241 |
5 |
North Carolina State University | 1492 |
5 |
Baker Hughes Holdings LLC | 3060 |
5 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
Applied Materials, Inc. | 16587 |
3 |
Carbodeon Ltd Oy | 28 |
3 |
Element Six Limited | 123 |
3 |
SF Diamond Co.,Ltd. | 21 |
3 |
Yanshan University | 130 |
3 |
Samsung Electronics Co., Ltd. | 131630 |
2 |
The Regents of the University of California | 18943 |
2 |
Vapor Technologies, Inc. | 63 |
2 |
National Institute of Advanced Industrial Science and Technology | 3677 |
2 |
AFI Licensing LLC | 204 |
2 |
Other owners | 89 |