- 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
|
19
|
17
|
17
|
8
|
21
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pacesetter, Inc. | 1492 |
12 |
| City University of Hong Kong | 836 |
6 |
| US Synthetic Corporation | 624 |
6 |
| MTU Aero Engines AG | 672 |
5 |
| Applied Materials, Inc. | 18501 |
4 |
| Vactronix Scientific, LLC | 86 |
4 |
| General Electric Company | 13829 |
3 |
| Hon Hai Precision Industry Co., Ltd. | 4040 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42389 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
3 |
| Tsinghua University | 5886 |
3 |
| YKK Corporation | 1971 |
3 |
| Oxford NanoPore Technologies plc | 319 |
3 |
| Sumitomo Electric Industries, Ltd. | 15414 |
2 |
| Tokyo Electron Limited | 12620 |
2 |
| Lam Research Corporation | 5213 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10922 |
2 |
| Consolidated Nuclear Security, LLC | 125 |
2 |
| DST Innovations Limited | 32 |
2 |
| Industrie de Nora S.p.A. | 277 |
2 |
| Other owners | 134 |