- All sections
- C - Chemistrymetallurgy
- 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: 442
10-year publication summary
|
28
|
24
|
31
|
27
|
22
|
25
|
15
|
19
|
29
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4223 |
65 |
| JX Nippon Oil & Energy Corporation | 979 |
28 |
| Kyodo Yushi Co., Ltd. | 243 |
25 |
| Adeka Corporation | 1367 |
23 |
| NTN Corporation | 4964 |
22 |
| Chevron Oronite Company LLC | 582 |
15 |
| The Lubrizol Corporation | 1282 |
13 |
| Nihon Parkerizing Co., Ltd. | 291 |
13 |
| ENEOS Corporation | 643 |
12 |
| ExxonMobil Research And Engineering Company | 2537 |
11 |
| DIC Corporation | 3854 |
11 |
| JXTG Nippon Oil & Energy Corporation | 323 |
11 |
| Infineum International Limited | 410 |
10 |
| Vallourec Oil and Gas France | 462 |
9 |
| Afton Chemical Corporation | 489 |
8 |
| FUJIFILM Corporation | 29839 |
7 |
| Totalenergies Onetech | 1421 |
7 |
| Chevron Japan Ltd. | 99 |
6 |
| Nippon Oil Corporation | 265 |
6 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
6 |
| Other owners | 134 |