- All sections
- C - Chemistrymetallurgy
- 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: 856
10-year publication summary
|
36
|
30
|
48
|
55
|
54
|
46
|
58
|
50
|
50
|
41
|
| 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 |
114 |
| NTN Corporation | 4964 |
75 |
| Kyodo Yushi Co., Ltd. | 243 |
73 |
| NSK Ltd. | 2810 |
29 |
| JX Nippon Oil & Energy Corporation | 979 |
28 |
| JTEKT Corporation | 2530 |
25 |
| Shell Internationale Research Maatschappij B.V. | 3542 |
21 |
| NOK Kluber Co., Ltd. | 50 |
17 |
| Adeka Corporation | 1367 |
16 |
| The Lubrizol Corporation | 1282 |
16 |
| FUJIFILM Corporation | 29839 |
15 |
| Aktiebolaget SKF | 3023 |
15 |
| Minebea Mitsumi Inc. | 1804 |
15 |
| JXTG Nippon Oil & Energy Corporation | 323 |
15 |
| ENEOS Corporation | 643 |
14 |
| Moresco Corporation | 169 |
12 |
| Taiho Kogyo Co., Ltd. | 330 |
10 |
| Daicel Corporation | 2411 |
9 |
| Klueber Lubrication Muenchen SE & Co. KG | 23 |
9 |
| NOK Corporation | 2238 |
9 |
| Other owners | 319 |