- All sections
- C - Chemistrymetallurgy
- C25F - Processes for the electrolytic removal of materials from objectsapparatus therefor
- C25F 3/14 - Etching locally
Patent holdings for IPC class C25F 3/14
Total number of patents in this class: 146
10-year publication summary
|
14
|
17
|
14
|
7
|
6
|
3
|
7
|
4
|
9
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7349 |
11 |
| FUJIFILM Corporation | 30244 |
8 |
| Massachusetts Institute of Technology | 10196 |
6 |
| University of Ottawa | 228 |
6 |
| General Electric Company | 13831 |
4 |
| Pacesetter, Inc. | 1528 |
4 |
| Vactronix Scientific, LLC | 84 |
4 |
| Hitachi, Ltd. | 15895 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33507 |
3 |
| Lam Research Corporation | 5528 |
3 |
| Oxford NanoPore Technologies plc | 377 |
3 |
| Apple Inc. | 58074 |
2 |
| The Regents of the University of California | 20534 |
2 |
| The Boeing Company | 20097 |
2 |
| Raytheon Company | 8466 |
2 |
| President and Fellows of Harvard College | 6040 |
2 |
| The Board of Trustees of the University of Illinois | 2740 |
2 |
| City University of Hong Kong | 932 |
2 |
| Contemporary Amperex Technology Co., Limited | 8968 |
2 |
| Nu Promethean Technologies, Inc. | 2 |
2 |
| Other owners | 73 |