Patent holdings for IPC class C01F 7/00

Total number of patents in this class: 445

10-year publication summary

34
34
39
32
23
12
11
6
8
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
NGK Insulators, Ltd.
4866
23
SCG Chemicals Co., Ltd.
158
13
Kyowa Chemical Industry Co., Ltd.
68
11
Toda Kogyo Corporation
337
11
IFP Energies Nouvelles
2870
10
Seagate Technology LLC
3974
9
Akzo Nobel N.V.
187
9
National Institute for Materials Science
1105
8
Colgate-Palmolive Company
5761
7
Eramet
49
7
JNC Corporation
1542
7
Chevron U.S.A. Inc.
3902
6
Beijing University of Chemical Technology
315
6
Usalco, LLC
32
5
BASF SE
20675
4
Centre National de La Recherche Scientifique
10238
4
Asahi Glass Company, Limited
2828
4
Japan Science and Technology Agency
1355
4
Council of Scientific & Industrial Research
1414
4
Nalco Company
562
4
Other owners 289