- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 40/00 - Specified use or application for which the lubricating composition is intended
Patent holdings for IPC class C10N 40/00
Total number of patents in this class: 483
10-year publication summary
|
14
|
13
|
30
|
41
|
46
|
30
|
35
|
29
|
46
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4220 |
63 |
| ENEOS Corporation | 618 |
17 |
| JX Nippon Oil & Energy Corporation | 999 |
16 |
| Saudi Arabian Oil Company | 13372 |
16 |
| Ecolab USA Inc. | 5519 |
12 |
| Vallourec Oil and Gas France | 453 |
12 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
9 |
| Ethicon, Inc. | 1174 |
8 |
| JFE Steel Corporation | 6935 |
8 |
| NTN Corporation | 4973 |
7 |
| Adeka Corporation | 1368 |
7 |
| Kyodo Yushi Co., Ltd. | 242 |
7 |
| Toyo Drilube Co., Ltd. | 12 |
7 |
| JXTG Nippon Oil & Energy Corporation | 323 |
7 |
| Showa Denko K.K. | 2200 |
6 |
| Afton Chemical Corporation | 486 |
6 |
| BASF SE | 20991 |
5 |
| citizen Watch Co., Ltd. | 1075 |
5 |
| The Lubrizol Corporation | 1291 |
5 |
| Nippon Oil Corporation | 280 |
5 |
| Other owners | 255 |