- All sections
- C - Chemistrymetallurgy
- C10N - Indexing scheme associated with subclass
- C10N 10/02 - Groups 1 or 11
Patent holdings for IPC class C10N 10/02
Total number of patents in this class: 388
10-year publication summary
|
28
|
21
|
21
|
15
|
21
|
17
|
11
|
19
|
19
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Lubrizol Corporation | 1293 |
36 |
| Idemitsu Kosan Co., Ltd. | 4222 |
35 |
| Kyodo Yushi Co., Ltd. | 241 |
18 |
| NTN Corporation | 4964 |
15 |
| ExxonMobil Research And Engineering Company | 2564 |
13 |
| JX Nippon Oil & Energy Corporation | 999 |
9 |
| Shell Internationale Research Maatschappij B.V. | 3549 |
8 |
| AutoNetworks Technologies, Ltd. | 6635 |
8 |
| Kyushu University, National University Corporation | 1659 |
8 |
| Nihon Parkerizing Co., Ltd. | 289 |
7 |
| Sumitomo Electric Industries, Ltd. | 15576 |
6 |
| Sumitomo Wiring Systems, Ltd. | 10422 |
6 |
| Afton Chemical Corporation | 484 |
6 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
6 |
| JXTG Nippon Oil & Energy Corporation | 323 |
6 |
| Moresco Corporation | 168 |
5 |
| Vallourec Oil and Gas France | 453 |
5 |
| Denso Corporation | 24404 |
4 |
| Dow Global Technologies LLC | 10394 |
4 |
| NSK Ltd. | 2790 |
4 |
| Other owners | 179 |