- 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
|
25
|
14
|
18
|
15
|
7
|
9
|
3
|
7
|
5
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6852 |
9 |
| FUJIFILM Corporation | 29399 |
8 |
| Massachusetts Institute of Technology | 10055 |
6 |
| University of Ottawa | 216 |
6 |
| Pacesetter, Inc. | 1491 |
4 |
| Vactronix Scientific, LLC | 89 |
4 |
| General Electric Company | 13793 |
3 |
| Hitachi, Ltd. | 15495 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
3 |
| Lam Research Corporation | 5252 |
3 |
| Invensas Corporation | 613 |
3 |
| Replisaurus Technologies AB | 3 |
3 |
| Oxford NanoPore Technologies plc | 322 |
3 |
| Apple Inc. | 54937 |
2 |
| The Regents of the University of California | 19929 |
2 |
| The Boeing Company | 20053 |
2 |
| Raytheon Company | 8386 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10912 |
2 |
| President and Fellows of Harvard College | 5976 |
2 |
| The Board of Trustees of the University of Illinois | 2694 |
2 |
| Other owners | 74 |