- All sections
- C - Chemistrymetallurgy
- C22C - Alloys
- C22C 29/06 - Alloys based on carbides, oxides, borides, nitrides or silicides, e.g. cermets, or other metal compounds, e. g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
Patent holdings for IPC class C22C 29/06
Total number of patents in this class: 397
10-year publication summary
|
27
|
29
|
45
|
37
|
23
|
32
|
27
|
30
|
42
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kennametal Inc. | 1386 |
24 |
| Element Six GmbH | 105 |
20 |
| Sumitomo Electric Industries, Ltd. | 15495 |
18 |
| AB Sandvik Coromant | 240 |
17 |
| Sandvik Intellectual Property AB | 1486 |
15 |
| Sandvik Mining and Construction Tools AB | 173 |
15 |
| Hyperion Materials & Technologies (Sweden) AB | 67 |
14 |
| Element Six (UK) Limited | 218 |
13 |
| Halliburton Energy Services, Inc. | 20901 |
12 |
| Baker Hughes Holdings LLC | 3006 |
12 |
| A.L.M.T. Corp. | 229 |
10 |
| Hyperion Materials & Technologies, Inc. | 23 |
7 |
| Betek GmbH & Co. KG | 144 |
6 |
| Diamond Innovations, Inc. | 236 |
6 |
| H.C. Starck GmbH | 69 |
6 |
| Sumitomo Electric Hardmetal Corp. | 1027 |
5 |
| Schlumberger Technology Corporation | 10727 |
4 |
| Kyocera Corporation | 13831 |
4 |
| Praxair S.T. Technology, Inc. | 128 |
4 |
| NGK Insulators, Ltd. | 4964 |
3 |
| Other owners | 182 |