- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 159/02 - Natural products
Patent holdings for IPC class C10M 159/02
Total number of patents in this class: 39
10-year publication summary
|
3
|
5
|
2
|
7
|
3
|
2
|
1
|
0
|
3
|
0
|
| 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 |
5 |
| The Lubrizol Corporation | 1335 |
3 |
| NTN Corporation | 5008 |
2 |
| Kyodo Yushi Co., Ltd. | 224 |
2 |
| Vallourec Oil and Gas France | 450 |
2 |
| Sumico Lubricant Co., Ltd. | 2 |
2 |
| ExxonMobil Research And Engineering Company | 2830 |
1 |
| NSK Ltd. | 2719 |
1 |
| Dorco Co., Ltd. | 327 |
1 |
| Ecolab USA Inc. | 5190 |
1 |
| National Formosa University | 32 |
1 |
| Nihon University | 324 |
1 |
| Nippon Steel Corporation | 5649 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
1 |
| PetroChina Company Limited | 462 |
1 |
| Quaker Chemical Corporation | 212 |
1 |
| Sumitomo Metal Industries, Ltd. | 453 |
1 |
| TerraVia Holdings, Inc. | 19 |
1 |
| THK Co., Ltd. | 1206 |
1 |
| Tire Seal, Inc. | 9 |
1 |
| Other owners | 9 |