- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 3/22 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sinteringApparatus specially adapted therefor for producing castings from a slip
Patent holdings for IPC class B22F 3/22
Total number of patents in this class: 626
10-year publication summary
|
62
|
74
|
65
|
55
|
70
|
47
|
42
|
41
|
42
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| True Velocity IP Holdings, Inc. | 252 |
56 |
| Seiko Epson Corporation | 20536 |
21 |
| Safran Aircraft Engines | 6801 |
21 |
| Pratt & Whitney Canada Corp. | 5594 |
18 |
| BASF SE | 21334 |
16 |
| Robert Bosch GmbH | 44398 |
12 |
| Rolls-Royce Deutschland Ltd & Co KG | 869 |
12 |
| Huawei Technologies Co., Ltd. | 125335 |
9 |
| Siemens AG | 23934 |
8 |
| Nichia Corporation | 3911 |
8 |
| SECO Tools AB | 451 |
8 |
| Tundra Composites, LLC | 71 |
7 |
| Cellmo Materials Innovation, Inc. | 35 |
7 |
| ARC Impact Acquisition Corporation | 61 |
7 |
| SAFRAN S.A. | 806 |
6 |
| Comadur S.A. | 97 |
6 |
| Alliance | 15 |
6 |
| Headmade Materials GmbH | 25 |
6 |
| General Electric Company | 14010 |
5 |
| The Boeing Company | 20217 |
5 |
| Other owners | 382 |