- 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: 880
10-year publication summary
|
30
|
48
|
55
|
54
|
46
|
58
|
50
|
52
|
46
|
34
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Idemitsu Kosan Co., Ltd. | 4235 |
112 |
| NTN Corporation | 4914 |
78 |
| Kyodo Yushi Co., Ltd. | 249 |
75 |
| NSK Ltd. | 2834 |
31 |
| JX Nippon Oil & Energy Corporation | 978 |
28 |
| JTEKT Corporation | 2583 |
26 |
| ENEOS Corporation | 693 |
21 |
| Shell Internationale Research Maatschappij B.V. | 3403 |
18 |
| Aktiebolaget SKF | 3128 |
17 |
| Adeka Corporation | 1377 |
16 |
| The Lubrizol Corporation | 1249 |
16 |
| Minebea Mitsumi Inc. | 1943 |
16 |
| FUJIFILM Corporation | 30514 |
15 |
| NOK Kluber Co., Ltd. | 49 |
15 |
| JXTG Nippon Oil & Energy Corporation | 323 |
15 |
| Moresco Corporation | 183 |
12 |
| NOK Corporation | 2299 |
10 |
| Taiho Kogyo Co., Ltd. | 326 |
10 |
| Daicel Corporation | 2523 |
9 |
| Klueber Lubrication Muenchen SE & Co. KG | 23 |
9 |
| Other owners | 331 |