- 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: 2596
10-year publication summary
|
150
|
201
|
234
|
217
|
203
|
180
|
173
|
148
|
149
|
86
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Materials Corporation | 2479 |
55 |
| JX Nippon Mining & Metals Corporation | 1458 |
38 |
| True Velocity IP Holdings, Inc. | 251 |
36 |
| Siemens Energy Global GmbH & Co. KG | 3432 |
34 |
| C-TEC Constellium Technology Center | 67 |
28 |
| A.L.M.T. Corp. | 242 |
26 |
| Rtx Corporation | 10127 |
26 |
| PLANSEE SE | 231 |
25 |
| Safran Aircraft Engines | 6727 |
25 |
| SANYO Special Steel Co., Ltd. | 249 |
25 |
| General Electric Company | 13915 |
24 |
| Siemens AG | 23996 |
24 |
| Hitachi Metals, Ltd. | 1826 |
23 |
| Toshiba Materials Co., Ltd. | 563 |
22 |
| Diamet Corporation | 91 |
21 |
| Höganäs AB | 300 |
20 |
| Proterial, Ltd. | 939 |
20 |
| Sumitomo Electric Industries, Ltd. | 16448 |
19 |
| GKN Sinter Metals, LLC | 109 |
18 |
| Meidensha Corporation | 934 |
18 |
| Other owners | 2069 |