- 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: 305
10-year publication summary
|
3
|
4
|
9
|
28
|
33
|
35
|
54
|
68
|
42
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20256 |
19 |
| Nichia Corporation | 3874 |
13 |
| TDK Corporation | 6858 |
10 |
| 6K Inc | 135 |
10 |
| Murata Manufacturing Co., Ltd. | 25744 |
9 |
| Ap&c Advanced Powders & Coatings Inc. | 34 |
8 |
| Ningxia Orient Tantalum Industry Co., Ltd. | 58 |
7 |
| Global Advanced Metals, USA, Inc. | 33 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
5 |
| LG Chem, Ltd. | 17921 |
4 |
| Denso Corporation | 25534 |
4 |
| Höganäs AB | 301 |
4 |
| Toyota Motor Corporation | 35772 |
3 |
| Centre National de La Recherche Scientifique | 11023 |
3 |
| Aichi Steel Corporation | 392 |
3 |
| Hengdian Group Dmegc Magnetics Co., Ltd | 190 |
3 |
| JFE Steel Corporation | 7527 |
3 |
| Powdermet, Inc. | 44 |
3 |
| Taiyo Yuden Co., Ltd. | 2029 |
3 |
| General Electric Company | 13899 |
2 |
| Other owners | 183 |