- All sections
- C - Chemistry; metallurgy
- C10N - Indexing scheme associated with subclass
- C10N 40/24 - Metal working without essential removal of material; Punching metal
Patent holdings for IPC class C10N 40/24
Total number of patents in this class: 208
10-year publication summary
|
10
|
8
|
6
|
11
|
11
|
10
|
17
|
11
|
11
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 3995 |
30 |
| Nihon Parkerizing Co., Ltd. | 274 |
16 |
| FUJIFILM Corporation | 27102 |
9 |
| Sumitomo Metal Industries, Ltd. | 453 |
9 |
| JFE Steel Corporation | 6067 |
7 |
| Henkel AG & Co. KGaA | 10129 |
5 |
| Castrol Limited | 520 |
5 |
| JX Nippon Oil & Energy Corporation | 1019 |
4 |
| Moresco Corporation | 151 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
4 |
| BASF SE | 19740 |
3 |
| Kao Corporation | 4843 |
3 |
| Dow Global Technologies LLC | 10147 |
3 |
| Adeka Corporation | 1333 |
3 |
| Chemetall GmbH | 382 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
3 |
| Nippon Quaker Chemical, Ltd. | 8 |
3 |
| Nippon Steel Corporation | 5649 |
3 |
| Yushiro Chemical Industry Co., Ltd. | 56 |
3 |
| Palace Chemical Co., Ltd. | 12 |
3 |
| Other owners | 85 |