- All sections
- C - Chemistry; metallurgy
- C22F - Changing the physical structure of non-ferrous metals or non-ferrous alloys
- C22F 1/10 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
Patent holdings for IPC class C22F 1/10
Total number of patents in this class: 1206
10-year publication summary
|
95
|
122
|
112
|
108
|
103
|
111
|
80
|
63
|
72
|
23
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Metals, Ltd. | 2175 |
55 |
| Nippon Steel Corporation | 5649 |
35 |
| ATI Properties LLC | 202 |
33 |
| Rtx Corporation | 8674 |
33 |
| General Electric Company | 18133 |
27 |
| VDM Metals International GmbH | 97 |
25 |
| Mitsubishi Power, Ltd. | 1680 |
24 |
| National Institute for Materials Science | 1108 |
23 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
22 |
| GE Infrastructure Technology, LLC | 5873 |
22 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
18 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
16 |
| Proterial, Ltd. | 638 |
16 |
| Cook Medical Technologies LLC | 3369 |
15 |
| Tohoku University | 2526 |
15 |
| Toshiba Corporation | 12017 |
14 |
| Osaka Prefecture University Public Corporation | 252 |
14 |
| Sumitomo Electric Industries, Ltd. | 14131 |
13 |
| IHI Corporation | 3268 |
13 |
| Siemens AG | 24990 |
12 |
| Other owners | 761 |