- All sections
- C - Chemistrymetallurgy
- C23F - Non-mechanical removal of metallic material from surfacesinhibiting corrosion of metallic materialinhibiting incrustation in generalmulti-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 3/04 - Heavy metals
Patent holdings for IPC class C23F 3/04
Total number of patents in this class: 48
10-year publication summary
|
11
|
7
|
8
|
1
|
4
|
0
|
1
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CMC Materials LLC | 244 |
6 |
| Samsung SDI Co., Ltd. | 10719 |
4 |
| Anji Microelectronics (Shanghai) Co., Ltd. | 146 |
4 |
| Fujimi Incorporated | 804 |
3 |
| Anji Microelectronics Technology (Shanghai) Co., Ltd. | 70 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
2 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 346 |
2 |
| NHK Spring Co., Ltd. | 1992 |
2 |
| Samsung Display Co., Ltd. | 38817 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 6120 |
1 |
| Lam Research Corporation | 5655 |
1 |
| Novellus Systems, Inc. | 447 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 15373 |
1 |
| Japan Science and Technology Agency | 1210 |
1 |
| Arkema France | 4251 |
1 |
| Dong-eui University Industry-Academic Cooperation Foundation | 22 |
1 |
| Istituto Nazionale di Fisica Nucleare | 99 |
1 |
| Mitsui Mining & Smelting Co., Ltd. | 1070 |
1 |
| Safran Aircraft Engines | 6727 |
1 |
| Saint-Gobain Ceramics & Plastics, Inc. | 801 |
1 |
| Other owners | 10 |