- All sections
- C - Chemistrymetallurgy
- C30B - Single-crystal growthunidirectional solidification of eutectic material or unidirectional demixing of eutectoid materialrefining by zone-melting of materialproduction of a homogeneous polycrystalline material with defined structuresingle crystals or homogeneous polycrystalline material with defined structureafter-treatment of single crystals or a homogeneous polycrystalline material with defined structureapparatus therefor
- C30B 29/52 - Alloys
Patent holdings for IPC class C30B 29/52
Total number of patents in this class: 307
10-year publication summary
|
36
|
26
|
21
|
19
|
28
|
24
|
28
|
24
|
24
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9332 |
28 |
| ASM IP Holding B.V. | 2061 |
23 |
| General Electric Company | 13811 |
15 |
| Applied Materials, Inc. | 18530 |
10 |
| Safran Aircraft Engines | 6270 |
10 |
| Centre National de La Recherche Scientifique | 10414 |
6 |
| Cannon-Muskegon Corporation | 46 |
6 |
| GE Infrastructure Technology, LLC | 6212 |
6 |
| Siemens AG | 24520 |
5 |
| SAFRAN S.A. | 612 |
5 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42461 |
5 |
| Sumitomo Metal Mining Co., Ltd. | 1774 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10924 |
4 |
| Forschungszentrum Julich GmbH | 611 |
4 |
| United States of America AS represented by The Administrator of NASA | 432 |
4 |
| Tokyo Electron Limited | 12645 |
3 |
| Rolls-Royce PLC | 3085 |
3 |
| Siemens Energy, Inc. | 1689 |
3 |
| National Institute of Advanced Industrial Science and Technology | 3797 |
3 |
| Arizona Board of Regents on behalf of Arizona State University | 2605 |
3 |
| Other owners | 156 |