- All sections
- C - Chemistrymetallurgy
- C23G - Cleaning or degreasing of metallic material by chemical methods other than electrolysis
- C23G 1/32 - Heavy metals
Patent holdings for IPC class C23G 1/32
Total number of patents in this class: 10
10-year publication summary
|
1
|
2
|
0
|
1
|
1
|
0
|
0
|
0
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0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13908 |
1 |
| Sumitomo Electric Industries, Ltd. | 16396 |
1 |
| ADVICS Co., Ltd. | 1381 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2837 |
1 |
| Leybold Optics GmbH | 41 |
1 |
| Nippon Steel & Sumikin Stainless Steel Corporation | 156 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
1 |
| Poligrat GmbH | 8 |
1 |
| POSCO | 2141 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12385 |
1 |
| Other owners | 0 |