- All sections
- C - Chemistry; metallurgy
- C10N - Indexing scheme associated with subclass
- C10N 20/00 - Specified physical properties of component of lubricating compositions
Patent holdings for IPC class C10N 20/00
Total number of patents in this class: 916
10-year publication summary
|
42
|
44
|
45
|
67
|
85
|
100
|
95
|
52
|
28
|
5
|
| 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 |
220 |
| JX Nippon Oil & Energy Corporation | 1019 |
60 |
| JXTG Nippon Oil & Energy Corporation | 325 |
29 |
| Kyodo Yushi Co., Ltd. | 224 |
23 |
| NTN Corporation | 5008 |
21 |
| Mitsui Chemicals, Inc. | 3134 |
19 |
| Nippon Oil Corporation | 340 |
17 |
| Saudi Arabian Oil Company | 11322 |
16 |
| ExxonMobil Research And Engineering Company | 2830 |
15 |
| ENEOS Corporation | 611 |
14 |
| The Lubrizol Corporation | 1335 |
13 |
| NSK Ltd. | 2719 |
12 |
| BASF SE | 19740 |
11 |
| ExxonMobil Chemical Patents Inc. | 4286 |
11 |
| Evonik Operations GmbH | 3879 |
9 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
8 |
| Mexichem Fluor, Sociedad Anonima de Capital Variable | 200 |
8 |
| Neste Oyj | 686 |
8 |
| Daikin Industries, Ltd. | 9495 |
7 |
| Chevron U.S.A. Inc. | 3774 |
7 |
| Other owners | 388 |