- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 137/02 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
Patent holdings for IPC class C10M 137/02
Total number of patents in this class: 196
10-year publication summary
|
15
|
13
|
6
|
13
|
16
|
13
|
12
|
8
|
10
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4223 |
54 |
| JX Nippon Oil & Energy Corporation | 999 |
13 |
| ENEOS Corporation | 615 |
13 |
| The Lubrizol Corporation | 1293 |
11 |
| citizen Watch Co., Ltd. | 1076 |
9 |
| JXTG Nippon Oil & Energy Corporation | 323 |
8 |
| Afton Chemical Corporation | 484 |
7 |
| Sumitomo Electric Industries, Ltd. | 15593 |
5 |
| Sumitomo Wiring Systems, Ltd. | 10444 |
5 |
| JTEKT Corporation | 2517 |
5 |
| AutoNetworks Technologies, Ltd. | 6648 |
5 |
| Kyushu University, National University Corporation | 1658 |
5 |
| Cargill, Incorporated | 2910 |
4 |
| Nippon Oil Corporation | 281 |
4 |
| Chevron Oronite Company LLC | 573 |
3 |
| Toyota Motor Corporation | 32788 |
2 |
| ExxonMobil Research And Engineering Company | 2562 |
2 |
| Hitachi Automotive Systems, Ltd. | 3955 |
2 |
| NTN Corporation | 4970 |
2 |
| Chevron Japan Ltd. | 97 |
2 |
| Other owners | 35 |