- All sections
- C - Chemistrymetallurgy
- C22C - Alloys
- C22C 19/03 - Alloys based on nickel or cobalt based on nickel
Patent holdings for IPC class C22C 19/03
Total number of patents in this class: 1224
10-year publication summary
|
96
|
104
|
106
|
75
|
89
|
71
|
93
|
46
|
70
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6195 |
35 |
| JX Nippon Mining & Metals Corporation | 1490 |
28 |
| Sumitomo Electric Industries, Ltd. | 15391 |
27 |
| Rtx Corporation | 9319 |
20 |
| Hitachi Metals, Ltd. | 1988 |
18 |
| JFE Steel Corporation | 6806 |
18 |
| Osaka Prefecture University Public Corporation | 242 |
15 |
| Denso Corporation | 24190 |
13 |
| SANYO Special Steel Co., Ltd. | 219 |
13 |
| Sumitomo Metal Mining Co., Ltd. | 1764 |
12 |
| General Electric Company | 13838 |
11 |
| TDK Corporation | 6689 |
11 |
| W. L. Gore & Associates, Inc. | 2674 |
10 |
| Murata Manufacturing Co., Ltd. | 24409 |
9 |
| Seagate Technology LLC | 3968 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 31084 |
9 |
| Cook Medical Technologies LLC | 3228 |
9 |
| Diamet Corporation | 92 |
9 |
| Abbott Laboratories | 2411 |
8 |
| Robert Bosch GmbH | 42596 |
8 |
| Other owners | 932 |