- 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 3/22 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor for producing castings from a slip
Patent holdings for IPC class B22F 3/22
Total number of patents in this class: 534
10-year publication summary
|
38
|
37
|
61
|
74
|
65
|
55
|
67
|
43
|
41
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| True Velocity IP Holdings, LLC | 255 |
56 |
| Seiko Epson Corporation | 18724 |
20 |
| Pratt & Whitney Canada Corp. | 4215 |
17 |
| Safran Aircraft Engines | 5739 |
14 |
| BASF SE | 19740 |
13 |
| Robert Bosch GmbH | 40953 |
13 |
| Rolls-Royce Deutschland Ltd & Co KG | 765 |
10 |
| Siemens AG | 24990 |
8 |
| Desktop Metal, Inc. | 276 |
8 |
| SECO Tools AB | 456 |
8 |
| Headmade Materials GmbH | 17 |
6 |
| General Electric Company | 18133 |
5 |
| The Boeing Company | 19843 |
5 |
| Huawei Technologies Co., Ltd. | 100781 |
5 |
| Siemens Energy, Inc. | 1770 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
5 |
| Callaway Golf Company | 810 |
5 |
| Comadur S.A. | 81 |
5 |
| Mitsubishi Heavy Industries Aero Engines, Ltd. | 121 |
5 |
| Tundra Composites, LLC | 78 |
5 |
| Other owners | 316 |