Patent holdings for IPC class C11D 1/04

Total number of patents in this class: 526

10-year publication summary

29
25
37
31
39
33
31
45
24
14
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kao Corporation
5073
52
Ecolab USA Inc.
5792
47
The Procter & Gamble Company
21861
42
Henkel AG & Co. KGaA
10770
34
Conopco, Inc.
5081
24
BASF SE
21303
19
Stepan Company
566
18
Lion Corporation
738
15
Symrise AG
1844
15
Unilever PLC
3002
13
Unilever N.V.
2916
13
Shiseido Company, Ltd.
4261
13
Unilever Global IP Limited
2184
10
Ajinomoto Co., Inc.
2279
9
Unilever IP Holdings B.V.
2763
9
Nicca Chemical Co., Ltd.
145
4
The Penn State Research Foundation
1608
4
Saraya Co., Ltd.
124
4
FUJIFILM Corporation
30512
3
Idemitsu Kosan Co., Ltd.
4234
3
Other owners 175