- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 1/052 - Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
Patent holdings for IPC class B22F 1/052
Total number of patents in this class: 465
10-year publication summary
|
1
|
7
|
16
|
22
|
46
|
67
|
69
|
89
|
101
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dowa Electronics Materials Co., Ltd. | 636 |
16 |
| Mitsui Mining & Smelting Co., Ltd. | 1373 |
12 |
| Ap&c Advanced Powders & Coatings Inc. | 34 |
12 |
| TDK Corporation | 6813 |
11 |
| Mitsubishi Materials Corporation | 2465 |
11 |
| Peridot Print LLC | 1310 |
11 |
| Resonac Corporation | 3230 |
9 |
| Nichia Corporation | 3836 |
7 |
| Alpha Assembly Solutions Inc. | 208 |
7 |
| Taniobis GmbH | 59 |
7 |
| ArcelorMittal | 2532 |
6 |
| Daido Steel Co., Ltd. | 280 |
6 |
| Noveon Magnetics Inc. | 38 |
6 |
| Proterial, Ltd. | 924 |
6 |
| Seiko Epson Corporation | 20017 |
5 |
| Daicel Corporation | 2466 |
5 |
| SANYO Special Steel Co., Ltd. | 241 |
5 |
| Shoei Chemical Inc. | 331 |
5 |
| Sandvik Machining Solutions AB | 80 |
5 |
| Metal Powder Works, LLC | 7 |
5 |
| Other owners | 308 |