Patent holdings for IPC class C11D 7/34

Total number of patents in this class: 263

10-year publication summary

15
20
28
17
27
23
15
14
13
9
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
FUJIFILM Corporation
30327
34
BASF SE
21165
13
Arkema France
4189
11
Entegris, Inc.
1990
11
The Procter & Gamble Company
21919
10
Fujimi Incorporated
800
10
FUJIFILM Electronic Materials U.S.A., Inc.
343
8
Life Technologies Corporation
3392
7
Tokyo Ohka Kogyo Co., Ltd.
1544
7
Kao Corporation
5056
6
Versum Materials US, LLC
669
6
Dow Global Technologies LLC
10845
5
Ecolab USA Inc.
5753
4
FUJIFILM Electronic Materials Co., Ltd.
20
4
LTC Co., Ltd.
32
4
BASF (China) Co., Ltd.
880
4
Tokyo Electron Limited
13617
3
DONGWOO FINE-CHEM Co., Ltd.
1408
3
Eastman Chemical Company
2079
3
Ecolab Inc.
384
3
Other owners 107