Patent holdings for IPC class C25B 11/093

Total number of patents in this class: 293

10-year publication summary

3
3
6
8
18
31
40
48
50
41
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Industrie de Nora S.p.A.
283
32
LG Chem, Ltd.
17921
13
de Nora Permelec Ltd
164
11
Riken
1716
10
Tosoh Corporation
1414
9
Johnson Matthey Hydrogen Technologies Limited
140
8
Toshiba Corporation
12548
6
Kolon Industries, Inc.
1835
6
MAGNETO special anodes B.V.
28
6
Toshiba Energy Systems & Solutions Corp.
1150
6
MAGNETO special anodes (Suzhou) Co. Ltd
11
6
BASF SE
21303
4
Asahi Kasei Kabushiki Kaisha
2828
4
Greenerity GmbH
51
4
Infineum International Limited
456
4
King Fahd University of Petroleum and Minerals
1569
4
Nanyang Technological University
2200
4
Tokyo Gas Co., Ltd.
94
4
Seoul National University R&db Foundation
4154
4
Panasonic Intellectual Property Management Co., Ltd.
33911
3
Other owners 145