- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use 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: 75
10-year publication summary
3
|
6
|
6
|
9
|
6
|
3
|
5
|
3
|
2
|
2
|
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 |
8 |
NOK Kluber Co., Ltd. | 54 |
6 |
Taiho Kogyo Co., Ltd. | 341 |
6 |
Vallourec Oil and Gas France | 450 |
5 |
DSM IP Assets B.V. | 5856 |
3 |
NTN Corporation | 5008 |
3 |
Croda International plc | 553 |
3 |
BYK-Chemie GmbH | 437 |
2 |
Dow Corning Toray Co., Ltd. | 562 |
2 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
2 |
Nihon Parkerizing Co., Ltd. | 274 |
2 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
2 |
Oiles Corporation | 515 |
2 |
The University of Southern Mississippi | 83 |
2 |
Kabushiki Kaisha Toyota Jidoshokki | 1699 |
2 |
The Lubrizol Company | 2 |
2 |
Honda Motor Co., Ltd. | 24537 |
1 |
ExxonMobil Research And Engineering Company | 2830 |
1 |
Merck Patent GmbH | 5909 |
1 |
Sumitomo Electric Industries, Ltd. | 14131 |
1 |
Other owners | 19 |