- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 29/00 - Alloys based on carbides, oxides, borides, nitrides or silicides, e.g. cermets, or other metal compounds, e. g. oxynitrides, sulfides
Patent holdings for IPC class C22C 29/00
Total number of patents in this class: 286
10-year publication summary
|
16
|
26
|
30
|
38
|
25
|
18
|
18
|
15
|
21
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Baker Hughes Holdings LLC | 3060 |
13 |
| Sumitomo Electric Industries, Ltd. | 14131 |
10 |
| Kennametal Inc. | 1380 |
10 |
| Hyperion Materials & Technologies (Sweden) AB | 75 |
9 |
| Sandvik Intellectual Property AB | 1634 |
8 |
| Halliburton Energy Services, Inc. | 20165 |
7 |
| Baker Hughes Incorporated | 5689 |
6 |
| AB Sandvik Coromant | 175 |
5 |
| TDY Industries, Inc. | 27 |
5 |
| Sandvik Mining and Construction Tools AB | 147 |
5 |
| Kyocera Corporation | 12735 |
4 |
| Alcoa USA Corp. | 187 |
4 |
| Mitsubishi Materials Corporation | 2378 |
4 |
| Powdermet, Inc. | 45 |
4 |
| SECO Tools AB | 456 |
4 |
| Baker Hughes, a GE Company, LLC | 2171 |
4 |
| Sumitomo Electric Hardmetal Corp. | 969 |
3 |
| Carl Zeiss SMT GmbH | 2646 |
3 |
| Ceratizit Austria Gesellschaft mbH | 118 |
3 |
| Element Six GmbH | 99 |
3 |
| Other owners | 172 |