Patent holdings for IPC class H01M 4/20

Total number of patents in this class: 202

10-year publication summary

17
20
13
9
17
18
12
8
10
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Wirtz Manufacturing Co., Inc.
47
18
CPS Technology Holdings LLC
692
12
Arcactive Limited
25
11
GS Yuasa International Ltd.
1957
11
Johns Manville
966
9
RSR Technologies, Inc.
44
8
Cabot Corporation
569
7
Hitachi Chemical Company, Ltd.
2387
6
Commonwealth Scientific and Industrial Research Organisation
1677
5
Clarios Germany GmbH & Co. KG
98
5
The Furukawa Battery Co., Ltd.
171
4
Gridtential Energy, Inc.
44
4
Hollingsworth & Vose Company
282
4
Shin-Kobe Electric Machinery Co., Ltd.
121
4
Showa Denko Materials Co., Ltd.
624
4
Panasonic Corporation
20327
3
Arkema France
3887
3
Bank of America, N.A.
238
3
NTT Data Intellilink Corporation
12
3
Vulcan Automotive Industries Ltd.
7
3
Other owners 75