- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 40/22 - Metal working with essential removal of material
Patent holdings for IPC class C10N 40/22
Total number of patents in this class: 257
10-year publication summary
|
9
|
14
|
24
|
17
|
16
|
17
|
18
|
19
|
11
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4228 |
56 |
| Saudi Arabian Oil Company | 13295 |
16 |
| Mitsubishi Gas Chemical Company, Inc. | 3474 |
15 |
| FUJIFILM Corporation | 29489 |
10 |
| Anmei Technology Co., Ltd | 20 |
6 |
| Dow Global Technologies LLC | 10386 |
5 |
| Castrol Limited | 520 |
5 |
| JX Nippon Oil & Energy Corporation | 999 |
5 |
| Yushiro Chemical Industry Co., Ltd. | 60 |
5 |
| Palace Chemical Co., Ltd. | 10 |
5 |
| citizen Watch Co., Ltd. | 1076 |
4 |
| Kyodo Yushi Co., Ltd. | 241 |
4 |
| BASF SE | 20967 |
3 |
| Showa Denko K.K. | 2214 |
3 |
| Carl Bechem GmbH | 43 |
3 |
| Micro-composite Inc. | 4 |
3 |
| 3m Innovative Properties Company | 17813 |
2 |
| Kao Corporation | 4975 |
2 |
| Adeka Corporation | 1366 |
2 |
| Chemetall US, Inc. | 26 |
2 |
| Other owners | 101 |