- All sections
- C - Chemistry; metallurgy
- C22C - Alloys
- C22C 1/08 - Alloys with open or closed pores
Patent holdings for IPC class C22C 1/08
Total number of patents in this class: 462
10-year publication summary
|
40
|
37
|
32
|
49
|
34
|
32
|
26
|
17
|
18
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 14972 |
47 |
| Mitsubishi Materials Corporation | 2406 |
39 |
| Chongqing Runze Pharmaceutical Co., Ltd. | 77 |
29 |
| Sumitomo Electric Toyama Co., Ltd. | 102 |
26 |
| Toho Titanium Co., Ltd. | 246 |
13 |
| Rtx Corporation | 9109 |
9 |
| Alantum Europe GmbH | 37 |
8 |
| Robert Bosch GmbH | 41786 |
6 |
| NTN Corporation | 4976 |
6 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4806 |
6 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6135 |
6 |
| Cellmo Materials Innovation, Inc. | 27 |
6 |
| Showa Denko K.K. | 2337 |
5 |
| Siemens AG | 24565 |
4 |
| LG Chem, Ltd. | 17639 |
4 |
| Toyota Motor Corporation | 30455 |
4 |
| Meidensha Corporation | 855 |
4 |
| Heavy Metal, LLC | 6 |
4 |
| Graviton Co., Ltd. | 6 |
4 |
| Dow Global Technologies LLC | 10156 |
3 |
| Other owners | 229 |