- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 3/11 - Making porous workpieces or articles
Patent holdings for IPC class B22F 3/11
Total number of patents in this class: 904
10-year publication summary
|
67
|
107
|
101
|
66
|
93
|
66
|
62
|
54
|
54
|
43
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Materials Corporation | 2484 |
44 |
| LG Chem, Ltd. | 18005 |
29 |
| Toho Titanium Co., Ltd. | 270 |
29 |
| Cellmo Materials Innovation, Inc. | 35 |
18 |
| Sumitomo Electric Industries, Ltd. | 16447 |
17 |
| Siemens AG | 23948 |
14 |
| Rtx Corporation | 10264 |
12 |
| NTN Corporation | 4935 |
11 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6109 |
11 |
| Howmedica Osteonics Corp. | 1408 |
10 |
| nLIGHT, Inc. | 420 |
10 |
| Markforged, Inc. | 128 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11137 |
8 |
| Diamet Corporation | 91 |
8 |
| Powdermet, Inc. | 44 |
8 |
| Sumitomo Electric Toyama Co., Ltd. | 115 |
8 |
| Siemens Energy Global GmbH & Co. KG | 3544 |
8 |
| The Boeing Company | 20230 |
7 |
| Alantum Europe GmbH | 49 |
7 |
| The University of Liverpool | 317 |
7 |
| Other owners | 629 |