- 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
|
18
|
14
|
14
|
19
|
17
|
18
|
8
|
21
|
9
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pacesetter, Inc. | 1529 |
12 |
| City University of Hong Kong | 937 |
6 |
| US Synthetic Corporation | 620 |
6 |
| MTU Aero Engines AG | 713 |
5 |
| Vactronix Scientific, LLC | 85 |
4 |
| General Electric Company | 13822 |
3 |
| Sumitomo Electric Industries, Ltd. | 16191 |
3 |
| Hon Hai Precision Industry Co., Ltd. | 4024 |
3 |
| Applied Materials, Inc. | 20145 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47734 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33812 |
3 |
| Tsinghua University | 6128 |
3 |
| YKK Corporation | 2016 |
3 |
| Oxford NanoPore Technologies plc | 383 |
3 |
| Nova Measuring Instruments GmbH | 15 |
3 |
| Tokyo Electron Limited | 13617 |
2 |
| Lam Research Corporation | 5560 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11021 |
2 |
| Christian-albrechts-universitat zu Kiel | 249 |
2 |
| Consolidated Nuclear Security, LLC | 118 |
2 |
| Other owners | 133 |