- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 31/06 - Diamond
Patent holdings for IPC class C01B 31/06
Total number of patents in this class: 260
10-year publication summary
|
13
|
3
|
3
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16419 |
26 |
| Baker Hughes Incorporated | 4861 |
11 |
| Element Six Technologies Limited | 208 |
11 |
| Diamond Innovations, Inc. | 235 |
9 |
| Carbodeon Ltd Oy | 26 |
8 |
| Sumitomo Electric Hardmetal Corp. | 1104 |
7 |
| Smith International, Inc. | 681 |
7 |
| Element Six Abrasives S.A. | 144 |
7 |
| Baker Hughes Holdings LLC | 3018 |
7 |
| National Institute of Advanced Industrial Science and Technology | 3789 |
6 |
| Element Six Limited | 73 |
5 |
| ILJIN Diamond Co., Ltd. | 35 |
5 |
| US Synthetic Corporation | 613 |
5 |
| Element Six Limited | 12 |
4 |
| Japan Science and Technology Agency | 1207 |
3 |
| Carnegie Institution of Washington | 56 |
3 |
| Element Six Limited | 118 |
3 |
| Namiki Seimitsu Houseki Kabushiki Kaisha | 134 |
3 |
| Canon Inc. | 44585 |
2 |
| A.L.M.T. Corp. | 247 |
2 |
| Other owners | 126 |