- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 103/02 - CarbonGraphite
Patent holdings for IPC class C10M 103/02
Total number of patents in this class: 214
10-year publication summary
|
24
|
19
|
20
|
15
|
11
|
10
|
5
|
10
|
11
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiho Kogyo Co., Ltd. | 328 |
9 |
| Mitsubishi Gas Chemical Company, Inc. | 3564 |
8 |
| Vallourec Oil and Gas France | 458 |
8 |
| UChicago Argonne, LLC | 937 |
7 |
| Honda Motor Co., Ltd. | 25802 |
5 |
| NTN Corporation | 4945 |
5 |
| JFE Steel Corporation | 7247 |
5 |
| Nippon Steel & Sumitomo Metal Corporation | 1985 |
5 |
| JTEKT Corporation | 2555 |
4 |
| Daicel Corporation | 2445 |
4 |
| Dow Corning Toray Co., Ltd. | 472 |
4 |
| Nippon Steel Corporation | 6666 |
4 |
| The University of Tokyo | 4304 |
4 |
| Daido Metal Company Ltd. | 242 |
3 |
| Harmonic Drive Systems Inc. | 477 |
3 |
| Nihon Parkerizing Co., Ltd. | 292 |
3 |
| Tohoku University | 2894 |
3 |
| Vallourec Mannesmann Oil & Gas France | 57 |
3 |
| Nanoxplore Inc. | 59 |
3 |
| Centre National de La Recherche Scientifique | 10841 |
2 |
| Other owners | 122 |