- All sections
- C - Chemistry; metallurgy
- C23F - Non-mechanical removal of metallic material from surfaces; inhibiting corrosion of metallic material; inhibiting incrustation in general; multi-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass or or class
- C23F 1/30 - Acidic compositions for etching other metallic material
Patent holdings for IPC class C23F 1/30
Total number of patents in this class: 166
10-year publication summary
26
|
17
|
9
|
9
|
12
|
19
|
9
|
17
|
7
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
FUJIFILM Corporation | 27102 |
13 |
Samsung Display Co., Ltd. | 30585 |
7 |
Biomet 3i, LLC | 305 |
7 |
DONGWOO FINE-CHEM Co., Ltd. | 1163 |
5 |
Entegris, Inc. | 1736 |
5 |
Electric Mirror, LLC | 79 |
4 |
Samsung Electronics Co., Ltd. | 131630 |
3 |
Texas Instruments Incorporated | 19376 |
3 |
Tokyo Electron Limited | 11599 |
3 |
Mitsubishi Chemical Corporation | 4313 |
3 |
Atotech Deutschland GmbH | 586 |
3 |
DIC Corporation | 3597 |
3 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
3 |
Sumitomo Metal Mining Co., Ltd. | 1670 |
3 |
3m Innovative Properties Company | 18406 |
2 |
Showa Denko K.K. | 2539 |
2 |
Georgia Tech Research Corporation | 2453 |
2 |
Adeka Corporation | 1333 |
2 |
Ecolab Inc. | 479 |
2 |
Enf Technology Co., Ltd. | 37 |
2 |
Other owners | 89 |