Patent holdings for IPC class C11D 7/32

Total number of patents in this class: 1111

10-year publication summary

96
81
88
109
80
93
83
61
60
27
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Ecolab USA Inc.
5439
83
FUJIFILM Corporation
29188
69
The Procter & Gamble Company
22030
54
BASF SE
20728
52
Entegris, Inc.
1854
37
Versum Materials US, LLC
636
37
FUJIFILM Electronic Materials U.S.A., Inc.
319
34
Mitsubishi Gas Chemical Company, Inc.
3421
33
Henkel AG & Co. KGaA
10424
29
Kao Corporation
4939
26
Tokyo Ohka Kogyo Co., Ltd.
1526
22
Conopco, Inc.
4938
20
Nissan Chemical Corporation
1959
17
Dow Global Technologies LLC
10328
16
Unilever PLC
3234
14
Unilever N.V.
3135
14
FUJIFILM Electronic Materials Co., Ltd.
20
14
Ecolab Inc.
407
12
EKC Technology, Inc.
75
11
Fujimi Incorporated
731
11
Other owners 506