Patent holdings for IPC class C25D 9/10

Total number of patents in this class: 162

10-year publication summary

17
19
13
8
9
9
7
4
8
6
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
JFE Steel Corporation
7074
23
Toyo Kohan Co., Ltd.
422
16
Nippon Steel Corporation
6514
14
Tata Steel Ijmuiden B.V.
310
12
Nippon Paint Co., Ltd.
93
6
Hille & Muller GmbH
14
5
Nihon Parkerizing Co., Ltd.
291
5
PRC-DeSoto International, Inc.
567
4
Chemetall GmbH
374
4
Nippon Paint Surf Chemicals Co., Ltd.
96
4
Nippon Steel & Sumitomo Metal Corporation
1987
4
POSCO
2173
4
Toyo Seikan Co., Ltd.
597
4
Toyo Seikan Group Holdings, Ltd.
853
4
Hyundai Motor Company
22842
3
Kia Motors Corporation
7743
3
ThyssenKrupp Rasselstein GmbH
70
3
Lumishield Technologies, Incorporated
8
3
Rtx Corporation
9601
3
Toyo Seikan Kaisha, Ltd.
349
2
Other owners 36