- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 137/04 - Phosphate esters
Patent holdings for IPC class C10M 137/04
Total number of patents in this class: 371
10-year publication summary
|
28
|
32
|
38
|
24
|
23
|
21
|
21
|
17
|
8
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4232 |
88 |
| JX Nippon Oil & Energy Corporation | 978 |
28 |
| The Lubrizol Corporation | 1278 |
15 |
| Ecolab USA Inc. | 5659 |
11 |
| Totalenergies Onetech | 1475 |
11 |
| Kyodo Yushi Co., Ltd. | 250 |
10 |
| ENEOS Corporation | 654 |
10 |
| citizen Watch Co., Ltd. | 1080 |
9 |
| Lanxess Deutschland GmbH | 1103 |
8 |
| JXTG Nippon Oil & Energy Corporation | 323 |
8 |
| Afton Chemical Corporation | 485 |
7 |
| Adeka Corporation | 1369 |
6 |
| Totalenergies Onetech (previously Totalenergies One Tech) | 292 |
6 |
| Sumitomo Electric Industries, Ltd. | 15967 |
5 |
| Sumitomo Wiring Systems, Ltd. | 10700 |
5 |
| NTN Corporation | 4946 |
5 |
| AutoNetworks Technologies, Ltd. | 6869 |
5 |
| Kyushu University, National University Corporation | 1681 |
5 |
| NYCO SA | 28 |
5 |
| Total Marketing Services | 448 |
5 |
| Other owners | 119 |