- 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: 199
10-year publication summary
|
13
|
7
|
14
|
17
|
14
|
15
|
8
|
10
|
6
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4234 |
55 |
| JX Nippon Oil & Energy Corporation | 978 |
13 |
| ENEOS Corporation | 685 |
13 |
| citizen Watch Co., Ltd. | 1087 |
12 |
| The Lubrizol Corporation | 1249 |
12 |
| JXTG Nippon Oil & Energy Corporation | 323 |
8 |
| Afton Chemical Corporation | 492 |
7 |
| Sumitomo Electric Industries, Ltd. | 16305 |
5 |
| Sumitomo Wiring Systems, Ltd. | 10987 |
5 |
| JTEKT Corporation | 2580 |
5 |
| AutoNetworks Technologies, Ltd. | 7089 |
5 |
| Kyushu University, National University Corporation | 1707 |
5 |
| Cargill, Incorporated | 2963 |
4 |
| Chevron Oronite Company LLC | 595 |
3 |
| Nippon Oil Corporation | 169 |
3 |
| Toyota Motor Corporation | 35680 |
2 |
| ExxonMobil Research And Engineering Company | 2425 |
2 |
| Hitachi Automotive Systems, Ltd. | 3954 |
2 |
| NTN Corporation | 4915 |
2 |
| Chevron Japan Ltd. | 98 |
2 |
| Other owners | 34 |