- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 1/142 - Thermal or thermo-mechanical treatment
Patent holdings for IPC class B22F 1/142
Total number of patents in this class: 307
10-year publication summary
|
3
|
4
|
9
|
28
|
33
|
35
|
54
|
68
|
42
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20327 |
19 |
| Nichia Corporation | 3880 |
13 |
| TDK Corporation | 6902 |
10 |
| 6K Inc | 132 |
10 |
| Murata Manufacturing Co., Ltd. | 25785 |
9 |
| Ap&c Advanced Powders & Coatings Inc. | 37 |
8 |
| Ningxia Orient Tantalum Industry Co., Ltd. | 58 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 34145 |
6 |
| Global Advanced Metals, USA, Inc. | 33 |
6 |
| LG Chem, Ltd. | 17937 |
4 |
| Denso Corporation | 25633 |
4 |
| Höganäs AB | 300 |
4 |
| Toyota Motor Corporation | 35906 |
3 |
| Centre National de La Recherche Scientifique | 11055 |
3 |
| Aichi Steel Corporation | 392 |
3 |
| Hengdian Group Dmegc Magnetics Co., Ltd | 191 |
3 |
| JFE Steel Corporation | 7574 |
3 |
| Powdermet, Inc. | 44 |
3 |
| Taiyo Yuden Co., Ltd. | 2035 |
3 |
| Valls Besitz GmbH | 12 |
3 |
| Other owners | 183 |