- All sections
- C - Chemistry; metallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatings; electroforming; joining workpieces by electrolysis; apparatus therefor
- C25D 21/16 - Regeneration of process solutions
Patent holdings for IPC class C25D 21/16
Total number of patents in this class: 20
10-year publication summary
|
7
|
1
|
1
|
0
|
3
|
1
|
2
|
3
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ebara Corporation | 1951 |
3 |
| Novellus Systems, Inc. | 559 |
2 |
| Honeywell International Inc. | 13799 |
1 |
| Tel Nexx, Inc. | 13 |
1 |
| a.c.k. aqua concept GmbH Karlsruhe | 21 |
1 |
| Almex PE Inc. | 17 |
1 |
| Atotech Deutschland GmbH | 586 |
1 |
| DIPSOL Chemicals Co., Ltd. | 57 |
1 |
| MacDermid, Incorporated | 159 |
1 |
| SRG Global Inc. | 35 |
1 |
| United Semiconductor (Xiamen) Co., Ltd. | 55 |
1 |
| Powertech Water Inc. | 18 |
1 |
| KLA Corporation | 1223 |
1 |
| Kioxia Corporation | 9847 |
1 |
| Swell Marui (Guangzhou) Automobile Parts Co., Ltd. | 15 |
1 |
| Atotech Deutschland GmbH & Co. KG | 354 |
1 |
| Green Etching S.r.l. | 4 |
1 |
| Other owners | 0 |