Patent holdings for IPC class C11D 7/34

Total number of patents in this class: 254

10-year publication summary

14
15
19
25
15
25
19
15
13
6
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
FUJIFILM Corporation
29489
27
BASF SE
20967
13
Arkema France
4159
12
The Procter & Gamble Company
22031
11
Entegris, Inc.
1885
10
Fujimi Incorporated
740
10
FUJIFILM Electronic Materials U.S.A., Inc.
332
8
Life Technologies Corporation
3311
7
Tokyo Ohka Kogyo Co., Ltd.
1543
7
Kao Corporation
4975
6
Versum Materials US, LLC
648
6
Ecolab Inc.
408
4
Ecolab USA Inc.
5507
4
FUJIFILM Electronic Materials Co., Ltd.
20
4
BASF (China) Co., Ltd.
845
4
Tokyo Electron Limited
12825
3
Dow Global Technologies LLC
10386
3
Eastman Chemical Company
2218
3
Fluid Energy Group Ltd.
59
3
LTC Co., Ltd.
30
3
Other owners 106