Patent holdings for IPC class C01F 7/00

Total number of patents in this class: 437

10-year publication summary

34
38
29
22
11
10
8
8
3
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
NGK Insulators, Ltd.
5205
23
SCG Chemicals Co., Ltd.
158
13
Kyowa Chemical Industry Co., Ltd.
67
11
IFP Energies Nouvelles
3006
10
Toda Kogyo Corporation
342
10
Seagate Technology LLC
3982
9
National Institute for Materials Science
1090
8
Colgate-Palmolive Company
5748
7
Eramet
50
7
JNC Corporation
1517
7
Chevron U.S.A. Inc.
4050
6
Akzo Nobel N.V.
157
6
BASF SE
21146
5
Usalco, LLC
42
5
Centre National de La Recherche Scientifique
10812
4
Asahi Glass Company, Limited
2703
4
Japan Science and Technology Agency
1254
4
Beijing University of Chemical Technology
324
4
Council of Scientific & Industrial Research
1431
4
Nalco Company
557
4
Other owners 286