- All sections
- C - Chemistrymetallurgy
- C22C - Alloys
- C22C 19/07 - Alloys based on nickel or cobalt based on cobalt
Patent holdings for IPC class C22C 19/07
Total number of patents in this class: 817
10-year publication summary
|
61
|
80
|
69
|
55
|
69
|
51
|
40
|
46
|
47
|
39
|
| 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 | 1476 |
53 |
| SANYO Special Steel Co., Ltd. | 236 |
28 |
| Toshiba Corporation | 12546 |
20 |
| GE Infrastructure Technology, LLC | 6199 |
20 |
| Kennametal Inc. | 1371 |
19 |
| Siemens AG | 24303 |
16 |
| Hitachi Metals, Ltd. | 1955 |
16 |
| Sumitomo Electric Industries, Ltd. | 15823 |
15 |
| Tohoku University | 2852 |
15 |
| TDK Corporation | 6749 |
13 |
| Tanaka Kikinzoku Kogyo K.K. | 572 |
13 |
| Abbott Cardiovascular Systems, Inc. | 1107 |
12 |
| Proterial, Ltd. | 888 |
12 |
| Mitsubishi Heavy Industries, Ltd. | 8919 |
11 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6234 |
11 |
| Baker Hughes Holdings LLC | 2997 |
10 |
| Vacuumschmelze GmbH & Co. KG | 258 |
9 |
| General Electric Company | 13801 |
8 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
8 |
| National Institute for Materials Science | 1092 |
8 |
| Other owners | 500 |