- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 149/18 - Polyamides
Patent holdings for IPC class C10M 149/18
Total number of patents in this class: 71
10-year publication summary
|
6
|
6
|
8
|
5
|
3
|
5
|
3
|
2
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4223 |
7 |
| NOK Kluber Co., Ltd. | 49 |
6 |
| Taiho Kogyo Co., Ltd. | 330 |
6 |
| Vallourec Oil and Gas France | 453 |
5 |
| NTN Corporation | 4970 |
3 |
| BYK-Chemie GmbH | 446 |
2 |
| Croda International plc | 571 |
2 |
| Dow Corning Toray Co., Ltd. | 486 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3482 |
2 |
| Nihon Parkerizing Co., Ltd. | 289 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
2 |
| Oiles Corporation | 516 |
2 |
| The University of Southern Mississippi | 87 |
2 |
| The Lubrizol Company | 2 |
2 |
| Envalior B.V. | 82 |
2 |
| Honda Motor Co., Ltd. | 25425 |
1 |
| ExxonMobil Research And Engineering Company | 2562 |
1 |
| Merck Patent GmbH | 5824 |
1 |
| Sumitomo Electric Industries, Ltd. | 15593 |
1 |
| DSM IP Assets B.V. | 5581 |
1 |
| Other owners | 19 |