- All sections
- C - Chemistrymetallurgy
- C22C - Alloys
- C22C 1/04 - Making non-ferrous alloys by powder metallurgy
Patent holdings for IPC class C22C 1/04
Total number of patents in this class: 2542
10-year publication summary
|
150
|
200
|
233
|
217
|
201
|
176
|
164
|
140
|
136
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Materials Corporation | 2461 |
55 |
| JX Nippon Mining & Metals Corporation | 1470 |
38 |
| True Velocity IP Holdings, Inc. | 248 |
36 |
| Siemens Energy Global GmbH & Co. KG | 3232 |
34 |
| C-TEC Constellium Technology Center | 61 |
27 |
| A.L.M.T. Corp. | 239 |
26 |
| Rtx Corporation | 9825 |
26 |
| SANYO Special Steel Co., Ltd. | 240 |
25 |
| General Electric Company | 13809 |
24 |
| Siemens AG | 24250 |
24 |
| PLANSEE SE | 230 |
24 |
| Hitachi Metals, Ltd. | 1927 |
23 |
| Safran Aircraft Engines | 6509 |
22 |
| Toshiba Materials Co., Ltd. | 594 |
22 |
| Diamet Corporation | 92 |
21 |
| Höganäs AB | 302 |
19 |
| Toshiba Corporation | 12698 |
18 |
| Sumitomo Electric Industries, Ltd. | 16050 |
18 |
| GKN Sinter Metals, LLC | 109 |
18 |
| Meidensha Corporation | 923 |
18 |
| Other owners | 2024 |