- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 40/24 - Metal working without essential removal of materialPunching metal
Patent holdings for IPC class C10N 40/24
Total number of patents in this class: 212
10-year publication summary
|
8
|
6
|
11
|
11
|
10
|
17
|
11
|
14
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4208 |
33 |
| Nihon Parkerizing Co., Ltd. | 286 |
15 |
| FUJIFILM Corporation | 29295 |
9 |
| JFE Steel Corporation | 6809 |
7 |
| Henkel AG & Co. KGaA | 10525 |
6 |
| Sumitomo Metal Industries, Ltd. | 386 |
6 |
| Castrol Limited | 520 |
5 |
| citizen Watch Co., Ltd. | 1075 |
4 |
| JX Nippon Oil & Energy Corporation | 999 |
4 |
| Moresco Corporation | 163 |
4 |
| Nippon Steel Corporation | 6203 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
4 |
| BASF SE | 20892 |
3 |
| Kao Corporation | 4959 |
3 |
| Dow Global Technologies LLC | 10401 |
3 |
| Adeka Corporation | 1363 |
3 |
| Chemetall GmbH | 382 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2877 |
3 |
| Yushiro Chemical Industry Co., Ltd. | 60 |
3 |
| ENEOS Corporation | 609 |
3 |
| Other owners | 87 |