- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 133/38 - Heterocyclic nitrogen compounds
Patent holdings for IPC class C10M 133/38
Total number of patents in this class: 87
10-year publication summary
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6
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6
|
1
|
1
|
3
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1
|
3
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3
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3
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4221 |
17 |
| Chevron Oronite Company LLC | 583 |
7 |
| The Lubrizol Corporation | 1280 |
7 |
| Chevron Japan Ltd. | 99 |
4 |
| JX Nippon Oil & Energy Corporation | 979 |
4 |
| Adeka Corporation | 1367 |
3 |
| Sumitomo Electric Industries, Ltd. | 15802 |
2 |
| Sumitomo Wiring Systems, Ltd. | 10578 |
2 |
| Chevron U.S.A. Inc. | 4018 |
2 |
| NTN Corporation | 4960 |
2 |
| Northwestern University | 3465 |
2 |
| AutoNetworks Technologies, Ltd. | 6761 |
2 |
| citizen Holdings Co., Ltd. | 298 |
2 |
| citizen Watch Co., Ltd. | 1076 |
2 |
| Infineum International Limited | 410 |
2 |
| Japan Energy Corporation | 11 |
2 |
| Kyodo Yushi Co., Ltd. | 246 |
2 |
| Kyushu University, National University Corporation | 1670 |
2 |
| Sanden Corporation | 981 |
2 |
| JXTG Nippon Oil & Energy Corporation | 323 |
2 |
| Other owners | 17 |