- All sections
- C - Chemistrymetallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatingselectroformingjoining workpieces by electrolysisapparatus therefor
- C25D 11/36 - Phosphatising
Patent holdings for IPC class C25D 11/36
Total number of patents in this class: 84
10-year publication summary
|
8
|
6
|
10
|
7
|
4
|
5
|
3
|
2
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6238 |
12 |
| JFE Steel Corporation | 6840 |
8 |
| Toyo Kohan Co., Ltd. | 420 |
6 |
| Atotech Deutschland GmbH | 556 |
4 |
| Henkel AG & Co. KGaA | 10572 |
3 |
| Chemetall GmbH | 383 |
3 |
| Magna International Inc. | 1226 |
3 |
| GE Infrastructure Technology, LLC | 6222 |
3 |
| Quatssant, LLC | 6 |
3 |
| JX Nippon Mining & Metals Corporation | 1489 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
2 |
| Tata Steel Ijmuiden B.V. | 312 |
2 |
| Toyo Seikan Co., Ltd. | 593 |
2 |
| STAKU Anlagenbau GmbH | 3 |
2 |
| Shenzhen Candortech Incorporated Company | 6 |
2 |
| Panasonic Corporation | 20110 |
1 |
| Robert Bosch GmbH | 42689 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6408 |
1 |
| Depuy Synthes Products, LLC | 2802 |
1 |
| Glint Photonics, Inc. | 16 |
1 |
| Other owners | 22 |