Patent holdings for IPC class C10N 30/12

Total number of patents in this class: 694

10-year publication summary

26
30
31
45
43
40
55
53
45
8
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Idemitsu Kosan Co., Ltd.
4116
54
The Lubrizol Corporation
1313
52
Kyodo Yushi Co., Ltd.
230
24
Chevron Oronite Company LLC
561
17
Total Marketing Services
484
16
Shell Internationale Research Maatschappij B.V.
3726
15
Afton Chemical Corporation
478
15
JX Nippon Oil & Energy Corporation
1010
15
BASF SE
20458
14
ExxonMobil Research And Engineering Company
2654
14
AutoNetworks Technologies, Ltd.
6347
12
Kyushu University, National University Corporation
1628
12
Sumitomo Electric Industries, Ltd.
15015
10
Sumitomo Wiring Systems, Ltd.
10031
10
Totalenergies Onetech
1139
10
NTN Corporation
4980
9
Vallourec Oil and Gas France
462
8
Castrol Limited
529
7
Infineum International Limited
349
7
Nippon Steel & Sumitomo Metal Corporation
1988
7
Other owners 366