- 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: 206
10-year publication summary
|
22
|
18
|
14
|
14
|
17
|
14
|
17
|
7
|
21
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pacesetter, Inc. | 1512 |
12 |
| City University of Hong Kong | 884 |
6 |
| US Synthetic Corporation | 614 |
6 |
| MTU Aero Engines AG | 699 |
5 |
| Vactronix Scientific, LLC | 87 |
4 |
| General Electric Company | 13830 |
3 |
| Sumitomo Electric Industries, Ltd. | 15789 |
3 |
| Hon Hai Precision Industry Co., Ltd. | 4024 |
3 |
| Applied Materials, Inc. | 19298 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46182 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 32504 |
3 |
| Tsinghua University | 6023 |
3 |
| YKK Corporation | 1992 |
3 |
| Oxford NanoPore Technologies plc | 357 |
3 |
| Tokyo Electron Limited | 13155 |
2 |
| Lam Research Corporation | 5382 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10954 |
2 |
| Christian-albrechts-universitat zu Kiel | 243 |
2 |
| Consolidated Nuclear Security, LLC | 119 |
2 |
| Contemporary Amperex Technology Co., Limited | 7794 |
2 |
| Other owners | 134 |