- All sections
- C - Chemistrymetallurgy
- C25F - Processes for the electrolytic removal of materials from objectsapparatus therefor
- C25F 3/02 - Etching
Patent holdings for IPC class C25F 3/02
Total number of patents in this class: 212
10-year publication summary
|
18
|
14
|
14
|
19
|
17
|
18
|
8
|
21
|
9
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pacesetter, Inc. | 1547 |
11 |
| US Synthetic Corporation | 616 |
7 |
| City University of Hong Kong | 968 |
6 |
| MTU Aero Engines AG | 742 |
5 |
| Vactronix Scientific, LLC | 85 |
4 |
| General Electric Company | 14010 |
3 |
| Sumitomo Electric Industries, Ltd. | 16437 |
3 |
| Hon Hai Precision Industry Co., Ltd. | 4019 |
3 |
| Applied Materials, Inc. | 20625 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49324 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 34623 |
3 |
| Tsinghua University | 6260 |
3 |
| YKK Corporation | 2071 |
3 |
| Oxford NanoPore Technologies plc | 402 |
3 |
| Nova Measuring Instruments GmbH | 17 |
3 |
| Tokyo Electron Limited | 13987 |
2 |
| Lam Research Corporation | 5723 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11137 |
2 |
| Christian-albrechts-universitat zu Kiel | 251 |
2 |
| Consolidated Nuclear Security, LLC | 116 |
2 |
| Other owners | 139 |