- All sections
- C - Chemistry; metallurgy
- C10N - Indexing scheme associated with subclass
- C10N 40/02 - Bearings
Patent holdings for IPC class C10N 40/02
Total number of patents in this class: 792
10-year publication summary
|
35
|
36
|
30
|
48
|
54
|
54
|
45
|
53
|
34
|
14
|
| 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 |
112 |
| NTN Corporation | 5008 |
80 |
| Kyodo Yushi Co., Ltd. | 224 |
66 |
| NSK Ltd. | 2719 |
31 |
| JX Nippon Oil & Energy Corporation | 1019 |
28 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
23 |
| NOK Kluber Co., Ltd. | 54 |
22 |
| JTEKT Corporation | 2423 |
19 |
| FUJIFILM Corporation | 27102 |
17 |
| Adeka Corporation | 1333 |
16 |
| JXTG Nippon Oil & Energy Corporation | 325 |
15 |
| Aktiebolaget SKF | 2700 |
12 |
| The Lubrizol Corporation | 1335 |
12 |
| Moresco Corporation | 151 |
10 |
| Taiho Kogyo Co., Ltd. | 341 |
10 |
| ENEOS Corporation | 611 |
9 |
| Daicel Corporation | 2128 |
8 |
| Klueber Lubrication Muenchen SE & Co. KG | 25 |
8 |
| Showa Denko K.K. | 2539 |
7 |
| Minebea Mitsumi Inc. | 1461 |
7 |
| Other owners | 280 |