Patent holdings for IPC class C25B 11/093

Total number of patents in this class: 242

10-year publication summary

0
1
3
4
8
14
27
34
43
41
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Industrie de Nora S.p.A.
276
28
LG Chem, Ltd.
17706
11
de Nora Permelec Ltd
160
10
Riken
1695
8
Tosoh Corporation
1340
7
Kolon Industries, Inc.
1721
6
MAGNETO special anodes B.V.
29
6
MAGNETO special anodes (Suzhou) Co. Ltd
10
6
Johnson Matthey Hydrogen Technologies Limited
122
6
Infineum International Limited
410
4
Tokyo Gas Co., Ltd.
90
4
Toshiba Energy Systems & Solutions Corp.
1110
4
BASF SE
21098
3
Toshiba Corporation
12547
3
Panasonic Intellectual Property Management Co., Ltd.
32504
3
Asahi Kasei Kabushiki Kaisha
2719
3
China Petroleum & Chemical Corporation
1955
3
Chiyoda Corporation
400
3
Commonwealth Scientific and Industrial Research Organisation
1661
3
Fondazione Istituto Italiano di Tecnologia
609
3
Other owners 118