- All sections
- C - Chemistry; metallurgy
- C10N - Indexing scheme associated with subclass
- C10N 10/12 - Groups 6 or 16
Patent holdings for IPC class C10N 10/12
Total number of patents in this class: 411
10-year publication summary
|
17
|
28
|
24
|
31
|
26
|
22
|
25
|
14
|
16
|
8
|
| 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 |
56 |
| JX Nippon Oil & Energy Corporation | 1019 |
28 |
| NTN Corporation | 5008 |
25 |
| Kyodo Yushi Co., Ltd. | 224 |
23 |
| Adeka Corporation | 1333 |
22 |
| Nihon Parkerizing Co., Ltd. | 274 |
14 |
| ExxonMobil Research And Engineering Company | 2830 |
11 |
| Nippon Oil Corporation | 340 |
11 |
| JXTG Nippon Oil & Energy Corporation | 325 |
11 |
| ENEOS Corporation | 611 |
11 |
| Chevron Oronite Company LLC | 551 |
10 |
| DIC Corporation | 3597 |
10 |
| Vallourec Oil and Gas France | 450 |
9 |
| The Lubrizol Corporation | 1335 |
8 |
| FUJIFILM Corporation | 27102 |
7 |
| Afton Chemical Corporation | 468 |
6 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
6 |
| Total Marketing Services | 487 |
6 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
6 |
| Honda Motor Co., Ltd. | 24537 |
5 |
| Other owners | 126 |