- All sections
- C - Chemistry; metallurgy
- 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: 345
10-year publication summary
|
21
|
27
|
29
|
45
|
37
|
23
|
32
|
25
|
29
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kennametal Inc. | 1380 |
24 |
| Element Six GmbH | 99 |
17 |
| Sandvik Intellectual Property AB | 1634 |
15 |
| Hyperion Materials & Technologies (Sweden) AB | 75 |
15 |
| AB Sandvik Coromant | 175 |
14 |
| Halliburton Energy Services, Inc. | 20165 |
12 |
| Element Six (UK) Limited | 178 |
12 |
| Baker Hughes Holdings LLC | 3060 |
12 |
| Sumitomo Electric Industries, Ltd. | 14131 |
11 |
| A.L.M.T. Corp. | 209 |
10 |
| Sandvik Mining and Construction Tools AB | 147 |
10 |
| Betek GmbH & Co. KG | 140 |
6 |
| H.C. Starck GmbH | 80 |
6 |
| Diamond Innovations, Inc. | 241 |
5 |
| Schlumberger Technology Corporation | 9690 |
4 |
| Praxair S.T. Technology, Inc. | 133 |
4 |
| Hyperion Materials & Technologies, Inc. | 13 |
4 |
| Centre National de La Recherche Scientifique | 9632 |
3 |
| Kyocera Corporation | 12735 |
3 |
| NGK Insulators, Ltd. | 4589 |
3 |
| Other owners | 155 |