- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 129/28 - Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
Patent holdings for IPC class C10M 129/28
Total number of patents in this class: 49
10-year publication summary
|
7
|
2
|
2
|
0
|
3
|
1
|
4
|
0
|
3
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyodo Yushi Co., Ltd. | 224 |
6 |
| NSK Ltd. | 2719 |
4 |
| Nihon Parkerizing Co., Ltd. | 274 |
4 |
| Nippon Oil Corporation | 340 |
4 |
| NTN Corporation | 5008 |
3 |
| Idemitsu Kosan Co., Ltd. | 3995 |
3 |
| Sumitomo Metal Industries, Ltd. | 453 |
3 |
| Northwestern University | 3112 |
2 |
| JX Nippon Oil & Energy Corporation | 1019 |
2 |
| Palace Chemical Co., Ltd. | 12 |
2 |
| ENEOS Corporation | 611 |
2 |
| ExxonMobil Research And Engineering Company | 2830 |
1 |
| Castrol Limited | 520 |
1 |
| Infineum International Limited | 340 |
1 |
| JFE Steel Corporation | 6067 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
1 |
| The Lubrizol Corporation | 1335 |
1 |
| Miyoshi Oil & Fat Co., Ltd. | 82 |
1 |
| Oiles Corporation | 515 |
1 |
| SANYO Chemical Industries, Ltd. | 472 |
1 |
| Other owners | 5 |