- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 27/06 - Alloys based on chromium
Patent holdings for IPC class C22C 27/06
Total number of patents in this class: 234
10-year publication summary
|
25
|
27
|
32
|
24
|
20
|
19
|
7
|
12
|
15
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Meidensha Corporation | 823 |
18 |
| Hitachi, Ltd. | 16452 |
14 |
| Massachusetts Institute of Technology | 9795 |
9 |
| JX Nippon Mining & Metals Corporation | 1576 |
8 |
| SANYO Special Steel Co., Ltd. | 201 |
8 |
| Hitachi Metals, Ltd. | 2175 |
7 |
| Seagate Technology LLC | 4228 |
7 |
| PLANSEE SE | 233 |
7 |
| Abbott Cardiovascular Systems, Inc. | 1117 |
5 |
| Cougar Creek Technologies, LLC | 22 |
5 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
4 |
| Bloom Energy Corporation | 590 |
4 |
| JFE Precision Corporation | 15 |
4 |
| Rtx Corporation | 8674 |
4 |
| General Electric Company | 18133 |
3 |
| Centre National de La Recherche Scientifique | 9632 |
3 |
| JFE Material Co., Ltd. | 16 |
3 |
| JFE Steel Corporation | 6067 |
3 |
| Kubota Corporation | 3054 |
3 |
| Mitsubishi Materials Corporation | 2378 |
3 |
| Other owners | 112 |