- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 125/02 - Carbon; Graphite
Patent holdings for IPC class C10M 125/02
Total number of patents in this class: 249
10-year publication summary
|
12
|
23
|
29
|
23
|
15
|
26
|
17
|
23
|
6
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daicel Corporation | 2128 |
12 |
| Showa Denko K.K. | 2539 |
11 |
| Kyodo Yushi Co., Ltd. | 224 |
8 |
| Graphene Platform Corporation | 25 |
7 |
| Vallourec Oil and Gas France | 450 |
6 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
5 |
| Nihon Parkerizing Co., Ltd. | 274 |
5 |
| Resonac Corporation | 2233 |
5 |
| Toyota Motor Corporation | 28582 |
4 |
| Nissan Motor Co., Ltd. | 12249 |
4 |
| Chevron U.S.A. Inc. | 3774 |
4 |
| Nippon Steel Corporation | 5649 |
4 |
| Taiho Kogyo Co., Ltd. | 341 |
4 |
| Daikin Industries, Ltd. | 9495 |
3 |
| PPG Industries Ohio, Inc. | 3430 |
3 |
| NSK Ltd. | 2719 |
3 |
| Northwestern University | 3112 |
3 |
| Peerless Worldwide, LLC | 10 |
3 |
| South Dakota Board of Regents | 172 |
3 |
| Tohoku University | 2526 |
3 |
| Other owners | 149 |