- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 9/05 - Alloys based on copper with manganese as the next major constituent
Patent holdings for IPC class C22C 9/05
Total number of patents in this class: 319
10-year publication summary
|
29
|
26
|
15
|
18
|
20
|
8
|
8
|
12
|
16
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JX Nippon Mining & Metals Corporation | 1526 |
59 |
| The Furukawa Electric Co., Ltd. | 3595 |
51 |
| Mitsubishi Materials Corporation | 2408 |
24 |
| Murata Manufacturing Co., Ltd. | 23648 |
18 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2905 |
17 |
| Furukawa Techno Material Co., Ltd. | 27 |
11 |
| Tohoku University | 2678 |
10 |
| Seagate Technology LLC | 3927 |
7 |
| BYD Company Limited | 4289 |
6 |
| KOA Corporation | 402 |
6 |
| Nippon Mining & Metals Co., Ltd. | 138 |
5 |
| NGK Insulators, Ltd. | 4791 |
4 |
| Purdue Research Foundation | 3471 |
4 |
| Daido Metal Company Ltd. | 233 |
4 |
| Oiles Corporation | 510 |
4 |
| Advanced Alloy Holdings Pty Ltd | 7 |
4 |
| Hunan Terry New Materials Company Ltd. | 7 |
3 |
| National University Corporation Yokohama National University | 329 |
3 |
| Oerlikon Metco (US) Inc. | 210 |
3 |
| Sloan Valve Company | 283 |
3 |
| Other owners | 73 |