- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 129/74 - Esters of polyhydroxy compounds
Patent holdings for IPC class C10M 129/74
Total number of patents in this class: 171
10-year publication summary
|
8
|
10
|
10
|
11
|
14
|
13
|
17
|
10
|
19
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 3995 |
25 |
| Kyodo Yushi Co., Ltd. | 224 |
10 |
| The Lubrizol Corporation | 1335 |
9 |
| KYB Corporation | 1278 |
8 |
| NTN Corporation | 5008 |
7 |
| Total Marketing Services | 487 |
7 |
| Totalenergies Onetech | 536 |
7 |
| JX Nippon Oil & Energy Corporation | 1019 |
5 |
| Totalenergies Onetech (previously Totalenergies One Tech) | 323 |
5 |
| Cognis IP Management GmbH | 708 |
4 |
| Nippon Grease Co., Ltd. | 26 |
4 |
| FUJIFILM Corporation | 27102 |
3 |
| NSK Ltd. | 2719 |
3 |
| Afton Chemical Corporation | 468 |
3 |
| China Petroleum & Chemical Corporation | 1623 |
3 |
| Croda, Inc. | 124 |
3 |
| NOK Kluber Co., Ltd. | 54 |
3 |
| Research Institute of Petroleum Processing, Sinopec | 387 |
3 |
| P&S Global Holdings LLC | 41 |
3 |
| ENEOS Corporation | 611 |
3 |
| Other owners | 53 |