- All sections
- B - Performing operations; transporting
- B22F - Working metallic powder; manufacture of articles from metallic powder; making metallic powder; apparatus or devices specially adapted for metallic powder
- B22F 7/02 - Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting of composite layers
Patent holdings for IPC class B22F 7/02
Total number of patents in this class: 412
10-year publication summary
|
60
|
46
|
47
|
54
|
38
|
35
|
28
|
34
|
13
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 28538 |
16 |
| United Technologies Corporation | 2328 |
13 |
| Baker Hughes Incorporated | 5689 |
10 |
| Rtx Corporation | 8674 |
9 |
| Siemens Energy, Inc. | 1770 |
8 |
| Halliburton Energy Services, Inc. | 20165 |
7 |
| Toyota Motor Corporation | 28582 |
7 |
| Kennametal Inc. | 1380 |
7 |
| Proterial, Ltd. | 638 |
7 |
| Siemens AG | 24990 |
6 |
| Desktop Metal, Inc. | 276 |
6 |
| Pukyong National University Industry-University Cooperation Foundation | 254 |
6 |
| GE Infrastructure Technology, LLC | 5873 |
6 |
| Smith International, Inc. | 761 |
5 |
| Bloom Energy Corporation | 590 |
5 |
| General Electric Company | 18133 |
4 |
| Hilti Aktiengesellschaft | 3227 |
4 |
| Bleistahl-Produktions GmbH & Co KG. | 22 |
4 |
| GKN Sinter Metals, LLC | 106 |
4 |
| Rolls-Royce Corporation | 1686 |
4 |
| Other owners | 274 |