- 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: 213
10-year publication summary
|
26
|
21
|
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. | 326 |
9 |
| Mitsubishi Gas Chemical Company, Inc. | 3622 |
8 |
| Vallourec Oil and Gas France | 459 |
8 |
| UChicago Argonne, LLC | 946 |
7 |
| Honda Motor Co., Ltd. | 26025 |
5 |
| NTN Corporation | 4914 |
5 |
| JFE Steel Corporation | 7527 |
5 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
5 |
| JTEKT Corporation | 2583 |
4 |
| Daicel Corporation | 2523 |
4 |
| Dow Corning Toray Co., Ltd. | 456 |
4 |
| Nippon Steel Corporation | 6871 |
4 |
| The University of Tokyo | 4361 |
4 |
| Daido Metal Company Ltd. | 246 |
3 |
| Harmonic Drive Systems Inc. | 480 |
3 |
| Nihon Parkerizing Co., Ltd. | 296 |
3 |
| Tohoku University | 2980 |
3 |
| Vallourec Mannesmann Oil & Gas France | 56 |
3 |
| Nanoxplore Inc. | 62 |
3 |
| Centre National de La Recherche Scientifique | 11023 |
2 |
| Other owners | 121 |